1311452204 has 12 divisors (see below), whose sum is σ = 2295461784. Its totient is φ = 655605984.

The previous prime is 1311452201. The next prime is 1311452213. The reversal of 1311452204 is 4022541131.

It is a self number, because there is not a number n which added to its sum of digits gives 1311452204.

It is not an unprimeable number, because it can be changed into a prime (1311452201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2702 + ... + 51285.

It is an arithmetic number, because the mean of its divisors is an integer number (191288482).

Almost surely, 2^1311452204 is an apocalyptic number.

It is an amenable number.

1311452204 is a deficient number, since it is larger than the sum of its proper divisors (984009580).

1311452204 is a wasteful number, since it uses less digits than its factorization.

1311452204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60064 (or 60062 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1311452204 is about 36213.9780195438. The cubic root of 1311452204 is about 1094.5883523179.

Adding to 1311452204 its reverse (4022541131), we get a palindrome (5333993335).

The spelling of 1311452204 in words is "one billion, three hundred eleven million, four hundred fifty-two thousand, two hundred four".