501425413 has 2 divisors, whose sum is σ = 501425414. Its totient is φ = 501425412.

The previous prime is 501425381. The next prime is 501425459. The reversal of 501425413 is 314524105.

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., 264973284 + 236452129 = 16278^2 + 15377^2 .

It is a cyclic number.

It is not a de Polignac number, because 501425413 - 2⁵ = 501425381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501425473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250712706 + 250712707.

It is an arithmetic number, because the mean of its divisors is an integer number (250712707).

Almost surely, 2^501425413 is an apocalyptic number.

It is an amenable number.

501425413 is a deficient number, since it is larger than the sum of its proper divisors (1).

501425413 is an equidigital number, since it uses as much as digits as its factorization.

501425413 is an evil number, because the sum of its binary digits is even.

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

The square root of 501425413 is about 22392.5302947211. The cubic root of 501425413 is about 794.4540444190.

Adding to 501425413 its reverse (314524105), we get a palindrome (815949518).

It can be divided in two parts, 50142 and 5413, that added together give a palindrome (55555).

The spelling of 501425413 in words is "five hundred one million, four hundred twenty-five thousand, four hundred thirteen".