1274669013 has 4 divisors (see below), whose sum is σ = 1699558688. Its totient is φ = 849779340.

The previous prime is 1274669009. The next prime is 1274669021. The reversal of 1274669013 is 3109664721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1274669013 - 2² = 1274669009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1274669413) 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, 212444833 + ... + 212444838.

It is an arithmetic number, because the mean of its divisors is an integer number (424889672).

Almost surely, 2^1274669013 is an apocalyptic number.

It is an amenable number.

1274669013 is a deficient number, since it is larger than the sum of its proper divisors (424889675).

1274669013 is an equidigital number, since it uses as much as digits as its factorization.

1274669013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424889674.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1274669013 is about 35702.5070968413. The cubic root of 1274669013 is about 1084.2576028101.

The spelling of 1274669013 in words is "one billion, two hundred seventy-four million, six hundred sixty-nine thousand, thirteen".