31413305425 has 6 divisors (see below), whose sum is σ = 38952498758. Its totient is φ = 25130644320.

The previous prime is 31413305419. The next prime is 31413305431. The reversal of 31413305425 is 52450331413.

It is an interprime number because it is at equal distance from previous prime (31413305419) and next prime (31413305431).

It can be written as a sum of positive squares in 3 ways, for example, as 1190526016 + 30222779409 = 34504^2 + 173847^2 .

It is not a de Polignac number, because 31413305425 - 2⁵ = 31413305393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 628266084 + ... + 628266133.

Almost surely, 2^31413305425 is an apocalyptic number.

It is an amenable number.

31413305425 is a deficient number, since it is larger than the sum of its proper divisors (7539193333).

31413305425 is a wasteful number, since it uses less digits than its factorization.

31413305425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256532227 (or 1256532222 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 31413305425 its reverse (52450331413), we get a palindrome (83863636838).

The spelling of 31413305425 in words is "thirty-one billion, four hundred thirteen million, three hundred five thousand, four hundred twenty-five".