45712379 has 4 divisors (see below), whose sum is σ = 46046184. Its totient is φ = 45378576.

The previous prime is 45712367. The next prime is 45712399. The reversal of 45712379 is 97321754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97321754 = 2 ⋅48660877.

It is a cyclic number.

It is not a de Polignac number, because 45712379 - 2²⁰ = 44663803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45712349) 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, 166697 + ... + 166970.

It is an arithmetic number, because the mean of its divisors is an integer number (11511546).

Almost surely, 2^45712379 is an apocalyptic number.

45712379 is a deficient number, since it is larger than the sum of its proper divisors (333805).

45712379 is a wasteful number, since it uses less digits than its factorization.

45712379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333804.

The product of its digits is 52920, while the sum is 38.

The square root of 45712379 is about 6761.0930329348. The cubic root of 45712379 is about 357.5564427485.

The spelling of 45712379 in words is "forty-five million, seven hundred twelve thousand, three hundred seventy-nine".