45430667531 has 2 divisors, whose sum is σ = 45430667532. Its totient is φ = 45430667530.

The previous prime is 45430667441. The next prime is 45430667537. The reversal of 45430667531 is 13576603454.

45430667531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45430667531 - 2²² = 45426473227 is a prime.

It is a super-2 number, since 2×45430667531² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45430667537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22715333765 + 22715333766.

It is an arithmetic number, because the mean of its divisors is an integer number (22715333766).

Almost surely, 2^45430667531 is an apocalyptic number.

45430667531 is a deficient number, since it is larger than the sum of its proper divisors (1).

45430667531 is an equidigital number, since it uses as much as digits as its factorization.

45430667531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 45430667531 in words is "forty-five billion, four hundred thirty million, six hundred sixty-seven thousand, five hundred thirty-one".