52431541 has 2 divisors, whose sum is σ = 52431542. Its totient is φ = 52431540.

The previous prime is 52431539. The next prime is 52431557. The reversal of 52431541 is 14513425.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42640900 + 9790641 = 6530^2 + 3129^2 .

It is a cyclic number.

It is not a de Polignac number, because 52431541 - 2¹ = 52431539 is a prime.

Together with 52431539, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52431521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26215770 + 26215771.

It is an arithmetic number, because the mean of its divisors is an integer number (26215771).

Almost surely, 2^52431541 is an apocalyptic number.

It is an amenable number.

52431541 is a deficient number, since it is larger than the sum of its proper divisors (1).

52431541 is an equidigital number, since it uses as much as digits as its factorization.

52431541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 25.

The square root of 52431541 is about 7240.9627122365. The cubic root of 52431541 is about 374.2807927837.

Adding to 52431541 its reverse (14513425), we get a palindrome (66944966).

The spelling of 52431541 in words is "fifty-two million, four hundred thirty-one thousand, five hundred forty-one".