45929951 has 4 divisors (see below), whose sum is σ = 46907232. Its totient is φ = 44952672.

The previous prime is 45929929. The next prime is 45929953. The reversal of 45929951 is 15992954.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45929951 - 2¹⁸ = 45667807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45929953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488570 + ... + 488663.

It is an arithmetic number, because the mean of its divisors is an integer number (11726808).

Almost surely, 2^45929951 is an apocalyptic number.

45929951 is a deficient number, since it is larger than the sum of its proper divisors (977281).

45929951 is an equidigital number, since it uses as much as digits as its factorization.

45929951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977280.

The product of its digits is 145800, while the sum is 44.

The square root of 45929951 is about 6777.1639348624. The cubic root of 45929951 is about 358.1228186737.

The spelling of 45929951 in words is "forty-five million, nine hundred twenty-nine thousand, nine hundred fifty-one".