47164135 has 4 divisors (see below), whose sum is σ = 56596968. Its totient is φ = 37731304.

The previous prime is 47164133. The next prime is 47164141. The reversal of 47164135 is 53146174.

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

It is a cyclic number.

It is not a de Polignac number, because 47164135 - 2¹ = 47164133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47164097 and 47164106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47164133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4716409 + ... + 4716418.

It is an arithmetic number, because the mean of its divisors is an integer number (14149242).

Almost surely, 2^47164135 is an apocalyptic number.

47164135 is a deficient number, since it is larger than the sum of its proper divisors (9432833).

47164135 is an equidigital number, since it uses as much as digits as its factorization.

47164135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9432832.

The product of its digits is 10080, while the sum is 31.

The square root of 47164135 is about 6867.6149426129. The cubic root of 47164135 is about 361.3022154462.

The spelling of 47164135 in words is "forty-seven million, one hundred sixty-four thousand, one hundred thirty-five".