45356431 has 2 divisors, whose sum is σ = 45356432. Its totient is φ = 45356430.

The previous prime is 45356417. The next prime is 45356461. The reversal of 45356431 is 13465354.

45356431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45356431 - 2⁷ = 45356303 is a prime.

It is a super-2 number, since 2×45356431² = 4114411666115522, which contains 22 as substring.

It is equal to p_2738524 and since 45356431 and 2738524 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 45356393 and 45356402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45356461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22678215 + 22678216.

It is an arithmetic number, because the mean of its divisors is an integer number (22678216).

Almost surely, 2^45356431 is an apocalyptic number.

45356431 is a deficient number, since it is larger than the sum of its proper divisors (1).

45356431 is an equidigital number, since it uses as much as digits as its factorization.

45356431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 31.

The square root of 45356431 is about 6734.7183311554. The cubic root of 45356431 is about 356.6259633678.

The spelling of 45356431 in words is "forty-five million, three hundred fifty-six thousand, four hundred thirty-one".