1310051252 has 6 divisors (see below), whose sum is σ = 2292589698. Its totient is φ = 655025624.

The previous prime is 1310051243. The next prime is 1310051363. The reversal of 1310051252 is 2521500131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 928786576 + 381264676 = 30476^2 + 19526^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163756403 + ... + 163756410.

It is an arithmetic number, because the mean of its divisors is an integer number (382098283).

Almost surely, 2^1310051252 is an apocalyptic number.

It is an amenable number.

1310051252 is a deficient number, since it is larger than the sum of its proper divisors (982538446).

1310051252 is a wasteful number, since it uses less digits than its factorization.

1310051252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327512817 (or 327512815 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1310051252 is about 36194.6301542093. The cubic root of 1310051252 is about 1094.1984506756.

Adding to 1310051252 its reverse (2521500131), we get a palindrome (3831551383).

The spelling of 1310051252 in words is "one billion, three hundred ten million, fifty-one thousand, two hundred fifty-two".