1310423425 has 6 divisors (see below), whose sum is σ = 1624925078. Its totient is φ = 1048338720.

The previous prime is 1310423423. The next prime is 1310423431. The reversal of 1310423425 is 5243240131.

It can be written as a sum of positive squares in 3 ways, for example, as 284630641 + 1025792784 = 16871^2 + 32028^2 .

It is not a de Polignac number, because 1310423425 - 2¹ = 1310423423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 52416937 = 1310423425 / (1 + 3 + 1 + 0 + 4 + 2 + 3 + 4 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1310423425.

It is not an unprimeable number, because it can be changed into a prime (1310423423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26208444 + ... + 26208493.

Almost surely, 2^1310423425 is an apocalyptic number.

It is an amenable number.

1310423425 is a deficient number, since it is larger than the sum of its proper divisors (314501653).

1310423425 is an equidigital number, since it uses as much as digits as its factorization.

1310423425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52416947 (or 52416942 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1310423425 is about 36199.7710628120. The cubic root of 1310423425 is about 1094.3020579612.

Adding to 1310423425 its reverse (5243240131), we get a palindrome (6553663556).

The spelling of 1310423425 in words is "one billion, three hundred ten million, four hundred twenty-three thousand, four hundred twenty-five".