45937321 has 4 divisors (see below), whose sum is σ = 45951444. Its totient is φ = 45923200.

The previous prime is 45937303. The next prime is 45937327. The reversal of 45937321 is 12373954.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 29648025 + 16289296 = 5445^2 + 4036^2 .

It is a cyclic number.

It is not a de Polignac number, because 45937321 - 2⁵ = 45937289 is a prime.

It is a super-2 number, since 2×45937321² = 4220474921314082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45937327) 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, 561 + ... + 9601.

It is an arithmetic number, because the mean of its divisors is an integer number (11487861).

Almost surely, 2^45937321 is an apocalyptic number.

It is an amenable number.

45937321 is a deficient number, since it is larger than the sum of its proper divisors (14123).

45937321 is an equidigital number, since it uses as much as digits as its factorization.

45937321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14122.

The product of its digits is 22680, while the sum is 34.

The square root of 45937321 is about 6777.7076508212. The cubic root of 45937321 is about 358.1419726531.

The spelling of 45937321 in words is "forty-five million, nine hundred thirty-seven thousand, three hundred twenty-one".