1313253342 has 48 divisors (see below), whose sum is σ = 2963170080. Its totient is φ = 419832000.

The previous prime is 1313253311. The next prime is 1313253353. The reversal of 1313253342 is 2433523131.

1313253342 is a `hidden beast` number, since 1 + 3 + 1 + 325 + 334 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70492 + ... + 87152.

It is an arithmetic number, because the mean of its divisors is an integer number (61732710).

Almost surely, 2^1313253342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313253342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1481585040).

1313253342 is an abundant number, since it is smaller than the sum of its proper divisors (1649916738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313253342 is a wasteful number, since it uses less digits than its factorization.

1313253342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16849 (or 16846 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 1313253342 is about 36238.8374813542. The cubic root of 1313253342 is about 1095.0892227291.

Adding to 1313253342 its reverse (2433523131), we get a palindrome (3746776473).

The spelling of 1313253342 in words is "one billion, three hundred thirteen million, two hundred fifty-three thousand, three hundred forty-two".