45377737 has 4 divisors (see below), whose sum is σ = 45801936. Its totient is φ = 44953540.

The previous prime is 45377713. The next prime is 45377747. The reversal of 45377737 is 73777354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45377737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45377693 and 45377702.

It is not an unprimeable number, because it can be changed into a prime (45377747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211939 + ... + 212152.

It is an arithmetic number, because the mean of its divisors is an integer number (11450484).

Almost surely, 2^45377737 is an apocalyptic number.

It is an amenable number.

45377737 is a deficient number, since it is larger than the sum of its proper divisors (424199).

45377737 is a wasteful number, since it uses less digits than its factorization.

45377737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424198.

The product of its digits is 432180, while the sum is 43.

The square root of 45377737 is about 6736.2999487849. The cubic root of 45377737 is about 356.6817958276.

The spelling of 45377737 in words is "forty-five million, three hundred seventy-seven thousand, seven hundred thirty-seven".