502712401 has 2 divisors, whose sum is σ = 502712402. Its totient is φ = 502712400.

The previous prime is 502712387. The next prime is 502712437. The reversal of 502712401 is 104217205.

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., 497067025 + 5645376 = 22295^2 + 2376^2 .

It is a cyclic number.

It is not a de Polignac number, because 502712401 - 2¹⁵ = 502679633 is a prime.

It is not a weakly prime, because it can be changed into another prime (502712501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251356200 + 251356201.

It is an arithmetic number, because the mean of its divisors is an integer number (251356201).

Almost surely, 2^502712401 is an apocalyptic number.

It is an amenable number.

502712401 is a deficient number, since it is larger than the sum of its proper divisors (1).

502712401 is an equidigital number, since it uses as much as digits as its factorization.

502712401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 502712401 is about 22421.2488724424. The cubic root of 502712401 is about 795.1331612447.

Adding to 502712401 its reverse (104217205), we get a palindrome (606929606).

The spelling of 502712401 in words is "five hundred two million, seven hundred twelve thousand, four hundred one".