1331312153 has 2 divisors, whose sum is σ = 1331312154. Its totient is φ = 1331312152.

The previous prime is 1331312149. The next prime is 1331312179. The reversal of 1331312153 is 3512131331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1146025609 + 185286544 = 33853^2 + 13612^2 .

It is an emirp because it is prime and its reverse (3512131331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1331312153 - 2² = 1331312149 is a prime.

It is not a weakly prime, because it can be changed into another prime (1331312113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665656076 + 665656077.

It is an arithmetic number, because the mean of its divisors is an integer number (665656077).

Almost surely, 2^1331312153 is an apocalyptic number.

It is an amenable number.

1331312153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331312153 is an equidigital number, since it uses as much as digits as its factorization.

1331312153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 810, while the sum is 23.

The square root of 1331312153 is about 36487.1505190526. The cubic root of 1331312153 is about 1100.0859858404.

Adding to 1331312153 its reverse (3512131331), we get a palindrome (4843443484).

The spelling of 1331312153 in words is "one billion, three hundred thirty-one million, three hundred twelve thousand, one hundred fifty-three".