45152047 has 4 divisors (see below), whose sum is σ = 45165600. Its totient is φ = 45138496.

The previous prime is 45151979. The next prime is 45152053. The reversal of 45152047 is 74025154.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 45152047 - 2¹⁵ = 45119279 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 (45152077) 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, 2079 + ... + 9727.

It is an arithmetic number, because the mean of its divisors is an integer number (11291400).

Almost surely, 2^45152047 is an apocalyptic number.

45152047 is a deficient number, since it is larger than the sum of its proper divisors (13553).

45152047 is an equidigital number, since it uses as much as digits as its factorization.

45152047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13552.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 45152047 is about 6719.5272899215. The cubic root of 45152047 is about 356.0894837758.

The spelling of 45152047 in words is "forty-five million, one hundred fifty-two thousand, forty-seven".