47133155 has 4 divisors (see below), whose sum is σ = 56559792. Its totient is φ = 37706520.

The previous prime is 47133143. The next prime is 47133161. The reversal of 47133155 is 55133174.

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

It is not a de Polignac number, because 47133155 - 2¹⁶ = 47067619 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4713311 + ... + 4713320.

It is an arithmetic number, because the mean of its divisors is an integer number (14139948).

Almost surely, 2^47133155 is an apocalyptic number.

47133155 is a deficient number, since it is larger than the sum of its proper divisors (9426637).

47133155 is an equidigital number, since it uses as much as digits as its factorization.

47133155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9426636.

The product of its digits is 6300, while the sum is 29.

The square root of 47133155 is about 6865.3590583450. The cubic root of 47133155 is about 361.2230903915.

The spelling of 47133155 in words is "forty-seven million, one hundred thirty-three thousand, one hundred fifty-five".