45767531 has 2 divisors, whose sum is σ = 45767532. Its totient is φ = 45767530.

The previous prime is 45767503. The next prime is 45767537. The reversal of 45767531 is 13576754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45767531 - 2²² = 41573227 is a prime.

It is a super-2 number, since 2×45767531² = 4189333787671922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45767537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22883765 + 22883766.

It is an arithmetic number, because the mean of its divisors is an integer number (22883766).

Almost surely, 2^45767531 is an apocalyptic number.

45767531 is a deficient number, since it is larger than the sum of its proper divisors (1).

45767531 is an equidigital number, since it uses as much as digits as its factorization.

45767531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88200, while the sum is 38.

The square root of 45767531 is about 6765.1704339211. The cubic root of 45767531 is about 357.7001822778.

It can be divided in two parts, 4576753 and 1, that added together give a palindrome (4576754).

The spelling of 45767531 in words is "forty-five million, seven hundred sixty-seven thousand, five hundred thirty-one".