52031951 has 4 divisors (see below), whose sum is σ = 55092672. Its totient is φ = 48971232.

The previous prime is 52031939. The next prime is 52031977. The reversal of 52031951 is 15913025.

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 52031951 - 2¹⁴ = 52015567 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 52031951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52031851) 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, 1530335 + ... + 1530368.

It is an arithmetic number, because the mean of its divisors is an integer number (13773168).

Almost surely, 2^52031951 is an apocalyptic number.

52031951 is a deficient number, since it is larger than the sum of its proper divisors (3060721).

52031951 is a wasteful number, since it uses less digits than its factorization.

52031951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060720.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 52031951 is about 7213.3176139693. The cubic root of 52031951 is about 373.3275471219.

Adding to 52031951 its reverse (15913025), we get a palindrome (67944976).

The spelling of 52031951 in words is "fifty-two million, thirty-one thousand, nine hundred fifty-one".