45727039 has 2 divisors, whose sum is σ = 45727040. Its totient is φ = 45727038.

The previous prime is 45727037. The next prime is 45727063. The reversal of 45727039 is 93072754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45727039 - 2¹ = 45727037 is a prime.

Together with 45727037, it forms a pair of twin primes.

It is equal to p_2759572 and since 45727039 and 2759572 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 = 45726989 and 45727007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45727037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22863519 + 22863520.

It is an arithmetic number, because the mean of its divisors is an integer number (22863520).

Almost surely, 2^45727039 is an apocalyptic number.

45727039 is a deficient number, since it is larger than the sum of its proper divisors (1).

45727039 is an equidigital number, since it uses as much as digits as its factorization.

45727039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 45727039 is about 6762.1770902572. The cubic root of 45727039 is about 357.5946615513.

It can be divided in two parts, 4572 and 7039, that added together give a palindrome (11611).

The spelling of 45727039 in words is "forty-five million, seven hundred twenty-seven thousand, thirty-nine".