401653045 has 16 divisors (see below), whose sum is σ = 499685760. Its totient is φ = 309569344.

The previous prime is 401653039. The next prime is 401653051. The reversal of 401653045 is 540356104.

It is an interprime number because it is at equal distance from previous prime (401653039) and next prime (401653051).

It is a cyclic number.

It is not a de Polignac number, because 401653045 - 2³ = 401653037 is a prime.

It is a super-2 number, since 2×401653045² = 322650337115544050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70182 + ... + 75688.

It is an arithmetic number, because the mean of its divisors is an integer number (31230360).

Almost surely, 2^401653045 is an apocalyptic number.

It is an amenable number.

401653045 is a deficient number, since it is larger than the sum of its proper divisors (98032715).

401653045 is a wasteful number, since it uses less digits than its factorization.

401653045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6044.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 401653045 is about 20041.2835167811. The cubic root of 401653045 is about 737.8198830667.

The spelling of 401653045 in words is "four hundred one million, six hundred fifty-three thousand, forty-five".