1313242024 has 8 divisors (see below), whose sum is σ = 2462328810. Its totient is φ = 656621008.

The previous prime is 1313241997. The next prime is 1313242033. The reversal of 1313242024 is 4202423131.

It can be written as a sum of positive squares in only one way, i.e., 752404900 + 560837124 = 27430^2 + 23682^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1313242024² = 3449209227199233152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1313241986 and 1313242004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82077619 + ... + 82077634.

Almost surely, 2^1313242024 is an apocalyptic number.

It is an amenable number.

1313242024 is a deficient number, since it is larger than the sum of its proper divisors (1149086786).

1313242024 is a wasteful number, since it uses less digits than its factorization.

1313242024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164155259 (or 164155255 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1313242024 is about 36238.6813225868. The cubic root of 1313242024 is about 1095.0860767874.

Adding to 1313242024 its reverse (4202423131), we get a palindrome (5515665155).

The spelling of 1313242024 in words is "one billion, three hundred thirteen million, two hundred forty-two thousand, twenty-four".