45325447 has 2 divisors, whose sum is σ = 45325448. Its totient is φ = 45325446.

The previous prime is 45325439. The next prime is 45325493. The reversal of 45325447 is 74452354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45325447 - 2³ = 45325439 is a prime.

It is a super-2 number, since 2×45325447² = 4108792291499618, which contains 22 as substring.

It is equal to p_2736745 and since 45325447 and 2736745 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45320447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22662723 + 22662724.

It is an arithmetic number, because the mean of its divisors is an integer number (22662724).

Almost surely, 2^45325447 is an apocalyptic number.

45325447 is a deficient number, since it is larger than the sum of its proper divisors (1).

45325447 is an equidigital number, since it uses as much as digits as its factorization.

45325447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 34.

The square root of 45325447 is about 6732.4176192509. The cubic root of 45325447 is about 356.5447384591.

The spelling of 45325447 in words is "forty-five million, three hundred twenty-five thousand, four hundred forty-seven".