1653454056 has 32 divisors (see below), whose sum is σ = 4173773760. Its totient is φ = 545799552.

The previous prime is 1653454009. The next prime is 1653454057. The reversal of 1653454056 is 6504543561.

It is a super-2 number, since 2×1653454056² = 5467820630605702272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1653454057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331965 + ... + 336908.

It is an arithmetic number, because the mean of its divisors is an integer number (130430430).

Almost surely, 2^1653454056 is an apocalyptic number.

It is an amenable number.

1653454056 is an abundant number, since it is smaller than the sum of its proper divisors (2520319704).

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

1653454056 is a wasteful number, since it uses less digits than its factorization.

1653454056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668985 (or 668981 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 1653454056 is about 40662.6862860781. The cubic root of 1653454056 is about 1182.4897292411.

The spelling of 1653454056 in words is "one billion, six hundred fifty-three million, four hundred fifty-four thousand, fifty-six".