45916531 has 2 divisors, whose sum is σ = 45916532. Its totient is φ = 45916530.

The previous prime is 45916529. The next prime is 45916553. The reversal of 45916531 is 13561954.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45916531 - 2¹ = 45916529 is a prime.

It is a super-2 number, since 2×45916531² = 4216655638147922, which contains 22 as substring.

Together with 45916529, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45916501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22958265 + 22958266.

It is an arithmetic number, because the mean of its divisors is an integer number (22958266).

Almost surely, 2^45916531 is an apocalyptic number.

45916531 is a deficient number, since it is larger than the sum of its proper divisors (1).

45916531 is an equidigital number, since it uses as much as digits as its factorization.

45916531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 34.

The square root of 45916531 is about 6776.1737728603. The cubic root of 45916531 is about 358.0879360152.

The spelling of 45916531 in words is "forty-five million, nine hundred sixteen thousand, five hundred thirty-one".