1274296379 has 4 divisors (see below), whose sum is σ = 1274460360. Its totient is φ = 1274132400.

The previous prime is 1274296369. The next prime is 1274296381. The reversal of 1274296379 is 9736924721.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1274296379 - 2²⁰ = 1273247803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1274296349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69722 + ... + 86079.

It is an arithmetic number, because the mean of its divisors is an integer number (318615090).

Almost surely, 2^1274296379 is an apocalyptic number.

1274296379 is a deficient number, since it is larger than the sum of its proper divisors (163981).

1274296379 is an equidigital number, since it uses as much as digits as its factorization.

1274296379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163980.

The product of its digits is 1143072, while the sum is 50.

The square root of 1274296379 is about 35697.2881182871. The cubic root of 1274296379 is about 1084.1519360001.

The spelling of 1274296379 in words is "one billion, two hundred seventy-four million, two hundred ninety-six thousand, three hundred seventy-nine".