52972351 has 2 divisors, whose sum is σ = 52972352. Its totient is φ = 52972350.

The previous prime is 52972333. The next prime is 52972363. The reversal of 52972351 is 15327925.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52972351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52972301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26486175 + 26486176.

It is an arithmetic number, because the mean of its divisors is an integer number (26486176).

Almost surely, 2^52972351 is an apocalyptic number.

52972351 is a deficient number, since it is larger than the sum of its proper divisors (1).

52972351 is an equidigital number, since it uses as much as digits as its factorization.

52972351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 34.

The square root of 52972351 is about 7278.2107004400. The cubic root of 52972351 is about 375.5632448497.

The spelling of 52972351 in words is "fifty-two million, nine hundred seventy-two thousand, three hundred fifty-one".