45013777 has 4 divisors (see below), whose sum is σ = 46111716. Its totient is φ = 43915840.

The previous prime is 45013729. The next prime is 45013789. The reversal of 45013777 is 77731054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16966161 + 28047616 = 4119^2 + 5296^2 .

It is a cyclic number.

It is not a de Polignac number, because 45013777 - 2⁷ = 45013649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45013477) 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, 548908 + ... + 548989.

It is an arithmetic number, because the mean of its divisors is an integer number (11527929).

Almost surely, 2^45013777 is an apocalyptic number.

It is an amenable number.

45013777 is a deficient number, since it is larger than the sum of its proper divisors (1097939).

45013777 is a wasteful number, since it uses less digits than its factorization.

45013777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097938.

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 45013777 is about 6709.2307308662. The cubic root of 45013777 is about 355.7256255001.

The spelling of 45013777 in words is "forty-five million, thirteen thousand, seven hundred seventy-seven".