52431117 has 8 divisors (see below), whose sum is σ = 71093280. Its totient is φ = 34361520.

The previous prime is 52431079. The next prime is 52431121. The reversal of 52431117 is 71113425.

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

It is not a de Polignac number, because 52431117 - 2¹⁸ = 52168973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52431167) 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, 147934 + ... + 148287.

It is an arithmetic number, because the mean of its divisors is an integer number (8886660).

Almost surely, 2^52431117 is an apocalyptic number.

It is an amenable number.

52431117 is a deficient number, since it is larger than the sum of its proper divisors (18662163).

52431117 is a wasteful number, since it uses less digits than its factorization.

52431117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296283.

The product of its digits is 840, while the sum is 24.

The square root of 52431117 is about 7240.9334343025. The cubic root of 52431117 is about 374.2797838777.

The spelling of 52431117 in words is "fifty-two million, four hundred thirty-one thousand, one hundred seventeen".