1054453620 has 48 divisors (see below), whose sum is σ = 3220878528. Its totient is φ = 255624960.

The previous prime is 1054453613. The next prime is 1054453627. The reversal of 1054453620 is 263544501.

It is an interprime number because it is at equal distance from previous prime (1054453613) and next prime (1054453627).

It is a super-2 number, since 2×1054453620² = 2223744873462208800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054453627) 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, 798169 + ... + 799488.

It is an arithmetic number, because the mean of its divisors is an integer number (67101636).

Almost surely, 2^1054453620 is an apocalyptic number.

1054453620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054453620 is an abundant number, since it is smaller than the sum of its proper divisors (2166424908).

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

1054453620 is a wasteful number, since it uses less digits than its factorization.

1054453620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1597680 (or 1597678 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1054453620 is about 32472.3516241125. The cubic root of 1054453620 is about 1017.8313594172.

The spelling of 1054453620 in words is "one billion, fifty-four million, four hundred fifty-three thousand, six hundred twenty".