45371457 has 24 divisors (see below), whose sum is σ = 68365440. Its totient is φ = 28959840.

The previous prime is 45371441. The next prime is 45371467. The reversal of 45371457 is 75417354.

It is a happy number.

It is not a de Polignac number, because 45371457 - 2⁴ = 45371441 is a prime.

It is a super-2 number, since 2×45371457² = 4117138220605698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45371467) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33528 + ... + 34854.

It is an arithmetic number, because the mean of its divisors is an integer number (2848560).

Almost surely, 2^45371457 is an apocalyptic number.

It is an amenable number.

45371457 is a deficient number, since it is larger than the sum of its proper divisors (22993983).

45371457 is a wasteful number, since it uses less digits than its factorization.

45371457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493 (or 1490 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 45371457 is about 6735.8338013939. The cubic root of 45371457 is about 356.6653408788.

The spelling of 45371457 in words is "forty-five million, three hundred seventy-one thousand, four hundred fifty-seven".