45871937 has 2 divisors, whose sum is σ = 45871938. Its totient is φ = 45871936.

The previous prime is 45871921. The next prime is 45871961. The reversal of 45871937 is 73917854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45576001 + 295936 = 6751^2 + 544^2 .

It is a cyclic number.

It is not a de Polignac number, because 45871937 - 2⁴ = 45871921 is a prime.

It is equal to p_2767778 and since 45871937 and 2767778 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45871037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22935968 + 22935969.

It is an arithmetic number, because the mean of its divisors is an integer number (22935969).

Almost surely, 2^45871937 is an apocalyptic number.

It is an amenable number.

45871937 is a deficient number, since it is larger than the sum of its proper divisors (1).

45871937 is an equidigital number, since it uses as much as digits as its factorization.

45871937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 44.

The square root of 45871937 is about 6772.8824735116. The cubic root of 45871937 is about 357.9719738159.

The spelling of 45871937 in words is "forty-five million, eight hundred seventy-one thousand, nine hundred thirty-seven".