52471297 has 2 divisors, whose sum is σ = 52471298. Its totient is φ = 52471296.

The previous prime is 52471273. The next prime is 52471301. The reversal of 52471297 is 79217425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50822641 + 1648656 = 7129^2 + 1284^2 .

It is a cyclic number.

It is not a de Polignac number, because 52471297 - 2⁷ = 52471169 is a prime.

It is a super-3 number, since 3×52471297³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (52471897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26235648 + 26235649.

It is an arithmetic number, because the mean of its divisors is an integer number (26235649).

Almost surely, 2^52471297 is an apocalyptic number.

It is an amenable number.

52471297 is a deficient number, since it is larger than the sum of its proper divisors (1).

52471297 is an equidigital number, since it uses as much as digits as its factorization.

52471297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 37.

The square root of 52471297 is about 7243.7074071224. The cubic root of 52471297 is about 374.3753678405.

The spelling of 52471297 in words is "fifty-two million, four hundred seventy-one thousand, two hundred ninety-seven".