1313245032 has 32 divisors (see below), whose sum is σ = 3581578080. Its totient is φ = 397952960.

The previous prime is 1313244973. The next prime is 1313245051. The reversal of 1313245032 is 2305423131.

It is a super-2 number, since 2×1313245032² = 3449225028145362048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1313244993 and 1313245011.

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, 2486943 + ... + 2487470.

It is an arithmetic number, because the mean of its divisors is an integer number (111924315).

Almost surely, 2^1313245032 is an apocalyptic number.

1313245032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313245032 is an abundant number, since it is smaller than the sum of its proper divisors (2268333048).

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

1313245032 is a wasteful number, since it uses less digits than its factorization.

1313245032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974433 (or 4974429 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1313245032 is about 36238.7228251769. The cubic root of 1313245032 is about 1095.0869128903.

Adding to 1313245032 its reverse (2305423131), we get a palindrome (3618668163).

The spelling of 1313245032 in words is "one billion, three hundred thirteen million, two hundred forty-five thousand, thirty-two".