1274963315 has 16 divisors (see below), whose sum is σ = 1552221792. Its totient is φ = 1005225984.

The previous prime is 1274963309. The next prime is 1274963317. The reversal of 1274963315 is 5133694721.

It is a cyclic number.

It is not a de Polignac number, because 1274963315 - 2²⁰ = 1273914739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1274963317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99347 + ... + 111443.

It is an arithmetic number, because the mean of its divisors is an integer number (97013862).

Almost surely, 2^1274963315 is an apocalyptic number.

1274963315 is a deficient number, since it is larger than the sum of its proper divisors (277258477).

1274963315 is a wasteful number, since it uses less digits than its factorization.

1274963315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12406.

The product of its digits is 136080, while the sum is 41.

The square root of 1274963315 is about 35706.6284462703. The cubic root of 1274963315 is about 1084.3410426737.

The spelling of 1274963315 in words is "one billion, two hundred seventy-four million, nine hundred sixty-three thousand, three hundred fifteen".