45988637 has 2 divisors, whose sum is σ = 45988638. Its totient is φ = 45988636.

The previous prime is 45988609. The next prime is 45988639. The reversal of 45988637 is 73688954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45306361 + 682276 = 6731^2 + 826^2 .

It is a cyclic number.

It is not a de Polignac number, because 45988637 - 2¹⁸ = 45726493 is a prime.

It is a super-2 number, since 2×45988637² = 4229909466235538, which contains 22 as substring.

Together with 45988639, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45988639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22994318 + 22994319.

It is an arithmetic number, because the mean of its divisors is an integer number (22994319).

Almost surely, 2^45988637 is an apocalyptic number.

It is an amenable number.

45988637 is a deficient number, since it is larger than the sum of its proper divisors (1).

45988637 is an equidigital number, since it uses as much as digits as its factorization.

45988637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 50.

The square root of 45988637 is about 6781.4922399130. The cubic root of 45988637 is about 358.2752816481.

The spelling of 45988637 in words is "forty-five million, nine hundred eighty-eight thousand, six hundred thirty-seven".