1350569379 has 4 divisors (see below), whose sum is σ = 1800759176. Its totient is φ = 900379584.

The previous prime is 1350569377. The next prime is 1350569399. The reversal of 1350569379 is 9739650531.

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

It is not a de Polignac number, because 1350569379 - 2¹ = 1350569377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350569377) 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, 225094894 + ... + 225094899.

It is an arithmetic number, because the mean of its divisors is an integer number (450189794).

Almost surely, 2^1350569379 is an apocalyptic number.

1350569379 is a deficient number, since it is larger than the sum of its proper divisors (450189797).

1350569379 is an equidigital number, since it uses as much as digits as its factorization.

1350569379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450189796.

The product of its (nonzero) digits is 765450, while the sum is 48.

The square root of 1350569379 is about 36750.0935917176. The cubic root of 1350569379 is about 1105.3648062841.

The spelling of 1350569379 in words is "one billion, three hundred fifty million, five hundred sixty-nine thousand, three hundred seventy-nine".