1313142535 has 24 divisors (see below), whose sum is σ = 1673820720. Its totient is φ = 986235264.

The previous prime is 1313142529. The next prime is 1313142553. The reversal of 1313142535 is 5352413131.

It is a happy number.

It is not a de Polignac number, because 1313142535 - 2⁹ = 1313142023 is a prime.

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, 1531827 + ... + 1532683.

It is an arithmetic number, because the mean of its divisors is an integer number (69742530).

Almost surely, 2^1313142535 is an apocalyptic number.

1313142535 is a deficient number, since it is larger than the sum of its proper divisors (360678185).

1313142535 is an equidigital number, since it uses as much as digits as its factorization.

1313142535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135 (or 1008 counting only the distinct ones).

The product of its digits is 5400, while the sum is 28.

The square root of 1313142535 is about 36237.3086059106. The cubic root of 1313142535 is about 1095.0584221312.

Adding to 1313142535 its reverse (5352413131), we get a palindrome (6665555666).

The spelling of 1313142535 in words is "one billion, three hundred thirteen million, one hundred forty-two thousand, five hundred thirty-five".