52131335 has 8 divisors (see below), whose sum is σ = 64248576. Its totient is φ = 40577760.

The previous prime is 52131329. The next prime is 52131337. The reversal of 52131335 is 53313125.

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

It is not a de Polignac number, because 52131335 - 2¹⁶ = 52065799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52131335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52131337) 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, 140711 + ... + 141080.

It is an arithmetic number, because the mean of its divisors is an integer number (8031072).

Almost surely, 2^52131335 is an apocalyptic number.

52131335 is a deficient number, since it is larger than the sum of its proper divisors (12117241).

52131335 is a wasteful number, since it uses less digits than its factorization.

52131335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281833.

The product of its digits is 1350, while the sum is 23.

The square root of 52131335 is about 7220.2032519867. The cubic root of 52131335 is about 373.5650882638.

The spelling of 52131335 in words is "fifty-two million, one hundred thirty-one thousand, three hundred thirty-five".