45359391 has 24 divisors (see below), whose sum is σ = 75978112. Its totient is φ = 23562000.

The previous prime is 45359387. The next prime is 45359399. The reversal of 45359391 is 19395354.

It is not a de Polignac number, because 45359391 - 2² = 45359387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45359399) 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, 6385 + ... + 11466.

Almost surely, 2^45359391 is an apocalyptic number.

45359391 is a deficient number, since it is larger than the sum of its proper divisors (30618721).

45359391 is a wasteful number, since it uses less digits than its factorization.

45359391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17883 (or 17872 counting only the distinct ones).

The product of its digits is 72900, while the sum is 39.

The square root of 45359391 is about 6734.9380843479. The cubic root of 45359391 is about 356.6337211055.

The spelling of 45359391 in words is "forty-five million, three hundred fifty-nine thousand, three hundred ninety-one".