45377138 has 8 divisors (see below), whose sum is σ = 68124780. Its totient is φ = 22668880.

The previous prime is 45377113. The next prime is 45377147. The reversal of 45377138 is 83177354.

45377138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45252529 + 124609 = 6727^2 + 353^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6773 + ... + 11688.

Almost surely, 2^45377138 is an apocalyptic number.

45377138 is a deficient number, since it is larger than the sum of its proper divisors (22747642).

45377138 is a wasteful number, since it uses less digits than its factorization.

45377138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19692.

The product of its digits is 70560, while the sum is 38.

The square root of 45377138 is about 6736.2554880289. The cubic root of 45377138 is about 356.6802263845.

The spelling of 45377138 in words is "forty-five million, three hundred seventy-seven thousand, one hundred thirty-eight".