45375537 has 12 divisors (see below), whose sum is σ = 62519280. Its totient is φ = 29272680.

The previous prime is 45375523. The next prime is 45375541. The reversal of 45375537 is 73557354.

It is not a de Polignac number, because 45375537 - 2¹² = 45371441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45375495 and 45375504.

It is not an unprimeable number, because it can be changed into a prime (45375437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4987 + ... + 10752.

It is an arithmetic number, because the mean of its divisors is an integer number (5209940).

Almost surely, 2^45375537 is an apocalyptic number.

It is an amenable number.

45375537 is a deficient number, since it is larger than the sum of its proper divisors (17143743).

45375537 is a wasteful number, since it uses less digits than its factorization.

45375537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15804 (or 15773 counting only the distinct ones).

The product of its digits is 220500, while the sum is 39.

The square root of 45375537 is about 6736.1366524143. The cubic root of 45375537 is about 356.6760315279.

The spelling of 45375537 in words is "forty-five million, three hundred seventy-five thousand, five hundred thirty-seven".