1453469040 has 120 divisors (see below), whose sum is σ = 4889137968. Its totient is φ = 386964480.

The previous prime is 1453469029. The next prime is 1453469051. The reversal of 1453469040 is 409643541.

It is an interprime number because it is at equal distance from previous prime (1453469029) and next prime (1453469051).

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×1453469040² = 4225144500477043200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1453468986 and 1453469004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 594220 + ... + 596660.

Almost surely, 2^1453469040 is an apocalyptic number.

1453469040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1453469040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2444568984).

1453469040 is an abundant number, since it is smaller than the sum of its proper divisors (3435668928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1453469040 is a wasteful number, since it uses less digits than its factorization.

1453469040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287 (or 3278 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1453469040 is about 38124.3890442850. The cubic root of 1453469040 is about 1132.7531063012.

The spelling of 1453469040 in words is "one billion, four hundred fifty-three million, four hundred sixty-nine thousand, forty".