45566137 has 8 divisors (see below), whose sum is σ = 48573000. Its totient is φ = 42595584.

The previous prime is 45566071. The next prime is 45566153. The reversal of 45566137 is 73166554.

It can be written as a sum of positive squares in 4 ways, for example, as 9217296 + 36348841 = 3036^2 + 6029^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45566137 - 2¹¹ = 45564089 is a prime.

It is a super-2 number, since 2×45566137² = 4152545682205538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45566096 and 45566105.

It is not an unprimeable number, because it can be changed into a prime (45566177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6462 + ... + 11527.

It is an arithmetic number, because the mean of its divisors is an integer number (6071625).

Almost surely, 2^45566137 is an apocalyptic number.

It is an amenable number.

45566137 is a deficient number, since it is larger than the sum of its proper divisors (3006863).

45566137 is a wasteful number, since it uses less digits than its factorization.

45566137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18155.

The product of its digits is 75600, while the sum is 37.

The square root of 45566137 is about 6750.2694020313. The cubic root of 45566137 is about 357.1747399423.

The spelling of 45566137 in words is "forty-five million, five hundred sixty-six thousand, one hundred thirty-seven".