45140037 has 24 divisors (see below), whose sum is σ = 64159200. Its totient is φ = 28195776.

The previous prime is 45140033. The next prime is 45140063. The reversal of 45140037 is 73004154.

It is not a de Polignac number, because 45140037 - 2² = 45140033 is a prime.

It is a super-2 number, since 2×45140037² = 4075245880722738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45139989 and 45140016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45140033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118914 + ... + 119292.

It is an arithmetic number, because the mean of its divisors is an integer number (2673300).

Almost surely, 2^45140037 is an apocalyptic number.

It is an amenable number.

45140037 is a deficient number, since it is larger than the sum of its proper divisors (19019163).

45140037 is a wasteful number, since it uses less digits than its factorization.

45140037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 45140037 is about 6718.6335664330. The cubic root of 45140037 is about 356.0579088771.

The spelling of 45140037 in words is "forty-five million, one hundred forty thousand, thirty-seven".