1313225153 has 2 divisors, whose sum is σ = 1313225154. Its totient is φ = 1313225152.

The previous prime is 1313225143. The next prime is 1313225219. The reversal of 1313225153 is 3515223131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 787531969 + 525693184 = 28063^2 + 22928^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313225153 - 2²⁰ = 1312176577 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313225113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656612576 + 656612577.

It is an arithmetic number, because the mean of its divisors is an integer number (656612577).

Almost surely, 2^1313225153 is an apocalyptic number.

It is an amenable number.

1313225153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313225153 is an equidigital number, since it uses as much as digits as its factorization.

1313225153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2700, while the sum is 26.

The square root of 1313225153 is about 36238.4485457090. The cubic root of 1313225153 is about 1095.0813873050.

Adding to 1313225153 its reverse (3515223131), we get a palindrome (4828448284).

The spelling of 1313225153 in words is "one billion, three hundred thirteen million, two hundred twenty-five thousand, one hundred fifty-three".