1453013040 has 80 divisors (see below), whose sum is σ = 4700199168. Its totient is φ = 370622208.

The previous prime is 1453013033. The next prime is 1453013047. The reversal of 1453013040 is 403103541.

It is an interprime number because it is at equal distance from previous prime (1453013033) and next prime (1453013047).

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1453013040² = 4222493788820083200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453012998 and 1453013016.

It is not an unprimeable number, because it can be changed into a prime (1453013047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126094 + ... + 137133.

Almost surely, 2^1453013040 is an apocalyptic number.

1453013040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1453013040 is an abundant number, since it is smaller than the sum of its proper divisors (3247186128).

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

1453013040 is a wasteful number, since it uses less digits than its factorization.

1453013040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263266 (or 263260 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1453013040 is about 38118.4081514431. The cubic root of 1453013040 is about 1132.6346335463.

Adding to 1453013040 its reverse (403103541), we get a palindrome (1856116581).

The spelling of 1453013040 in words is "one billion, four hundred fifty-three million, thirteen thousand, forty".