45213047 has 8 divisors (see below), whose sum is σ = 52224912. Its totient is φ = 38684800.

The previous prime is 45213029. The next prime is 45213053. The reversal of 45213047 is 74031254.

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

It is not a de Polignac number, because 45213047 - 2²² = 41018743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45213247) 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, 120704 + ... + 121077.

It is an arithmetic number, because the mean of its divisors is an integer number (6528114).

Almost surely, 2^45213047 is an apocalyptic number.

45213047 is a deficient number, since it is larger than the sum of its proper divisors (7011865).

45213047 is a wasteful number, since it uses less digits than its factorization.

45213047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241809.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 45213047 is about 6724.0647676833. The cubic root of 45213047 is about 356.2497694879.

The spelling of 45213047 in words is "forty-five million, two hundred thirteen thousand, forty-seven".