425124013 has 2 divisors, whose sum is σ = 425124014. Its totient is φ = 425124012.

The previous prime is 425124001. The next prime is 425124023. The reversal of 425124013 is 310421524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 361076004 + 64048009 = 19002^2 + 8003^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425124013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425124023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212562006 + 212562007.

It is an arithmetic number, because the mean of its divisors is an integer number (212562007).

Almost surely, 2^425124013 is an apocalyptic number.

It is an amenable number.

425124013 is a deficient number, since it is larger than the sum of its proper divisors (1).

425124013 is an equidigital number, since it uses as much as digits as its factorization.

425124013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 425124013 is about 20618.5356657547. The cubic root of 425124013 is about 751.9204194919.

Adding to 425124013 its reverse (310421524), we get a palindrome (735545537).

The spelling of 425124013 in words is "four hundred twenty-five million, one hundred twenty-four thousand, thirteen".