1315646053 has 2 divisors, whose sum is σ = 1315646054. Its totient is φ = 1315646052.

The previous prime is 1315646047. The next prime is 1315646071. The reversal of 1315646053 is 3506465131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1171213729 + 144432324 = 34223^2 + 12018^2 .

It is a cyclic number.

It is not a de Polignac number, because 1315646053 - 2⁵ = 1315646021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1315646093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657823026 + 657823027.

It is an arithmetic number, because the mean of its divisors is an integer number (657823027).

Almost surely, 2^1315646053 is an apocalyptic number.

It is an amenable number.

1315646053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315646053 is an equidigital number, since it uses as much as digits as its factorization.

1315646053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 1315646053 is about 36271.8355339236. The cubic root of 1315646053 is about 1095.7538932397.

The spelling of 1315646053 in words is "one billion, three hundred fifteen million, six hundred forty-six thousand, fifty-three".