52973131 has 2 divisors, whose sum is σ = 52973132. Its totient is φ = 52973130.

The previous prime is 52973099. The next prime is 52973149. The reversal of 52973131 is 13137925.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52973131 - 2⁵ = 52973099 is a prime.

It is a super-2 number, since 2×52973131² = 5612305215886322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52973093 and 52973102.

It is not a weakly prime, because it can be changed into another prime (52973231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26486565 + 26486566.

It is an arithmetic number, because the mean of its divisors is an integer number (26486566).

Almost surely, 2^52973131 is an apocalyptic number.

52973131 is a deficient number, since it is larger than the sum of its proper divisors (1).

52973131 is an equidigital number, since it uses as much as digits as its factorization.

52973131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670, while the sum is 31.

The square root of 52973131 is about 7278.2642848415. The cubic root of 52973131 is about 375.5650881880.

The spelling of 52973131 in words is "fifty-two million, nine hundred seventy-three thousand, one hundred thirty-one".