1252315130 has 16 divisors (see below), whose sum is σ = 2459091744. Its totient is φ = 455387280.

The previous prime is 1252315093. The next prime is 1252315147. The reversal of 1252315130 is 315132521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1252315096 and 1252315105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5692232 + ... + 5692451.

It is an arithmetic number, because the mean of its divisors is an integer number (153693234).

Almost surely, 2^1252315130 is an apocalyptic number.

1252315130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1252315130 is a deficient number, since it is larger than the sum of its proper divisors (1206776614).

1252315130 is a wasteful number, since it uses less digits than its factorization.

1252315130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11384701.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1252315130 is about 35388.0647959167. The cubic root of 1252315130 is about 1077.8819743816.

Adding to 1252315130 its reverse (315132521), we get a palindrome (1567447651).

The spelling of 1252315130 in words is "one billion, two hundred fifty-two million, three hundred fifteen thousand, one hundred thirty".