1305313132 has 12 divisors (see below), whose sum is σ = 2316471696. Its totient is φ = 643464080.

The previous prime is 1305313111. The next prime is 1305313153. The reversal of 1305313132 is 2313135031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1305313111) and next prime (1305313153).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2297803 + ... + 2298370.

It is an arithmetic number, because the mean of its divisors is an integer number (193039308).

Almost surely, 2^1305313132 is an apocalyptic number.

It is an amenable number.

1305313132 is a deficient number, since it is larger than the sum of its proper divisors (1011158564).

1305313132 is a wasteful number, since it uses less digits than its factorization.

1305313132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4596248 (or 4596246 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 1305313132 is about 36129.1175092888. The cubic root of 1305313132 is about 1092.8777119099.

Adding to 1305313132 its reverse (2313135031), we get a palindrome (3618448163).

The spelling of 1305313132 in words is "one billion, three hundred five million, three hundred thirteen thousand, one hundred thirty-two".