313012132 has 6 divisors (see below), whose sum is σ = 547771238. Its totient is φ = 156506064.

The previous prime is 313012127. The next prime is 313012153. The reversal of 313012132 is 231210313.

It can be written as a sum of positive squares in only one way, i.e., 292273216 + 20738916 = 17096^2 + 4554^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39126513 + ... + 39126520.

Almost surely, 2^313012132 is an apocalyptic number.

It is an amenable number.

313012132 is a deficient number, since it is larger than the sum of its proper divisors (234759106).

313012132 is a wasteful number, since it uses less digits than its factorization.

313012132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78253037 (or 78253035 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 313012132 is about 17692.1488802237. The cubic root of 313012132 is about 678.9749058596.

Adding to 313012132 its reverse (231210313), we get a palindrome (544222445).

It can be divided in two parts, 31301 and 2132, that added together give a palindrome (33433).

The spelling of 313012132 in words is "three hundred thirteen million, twelve thousand, one hundred thirty-two".