1134891913 has 4 divisors (see below), whose sum is σ = 1136144080. Its totient is φ = 1133639748.

The previous prime is 1134891859. The next prime is 1134891943. The reversal of 1134891913 is 3191984311.

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 a cyclic number.

It is not a de Polignac number, because 1134891913 - 2²⁵ = 1101337481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1134891943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624723 + ... + 626536.

It is an arithmetic number, because the mean of its divisors is an integer number (284036020).

Almost surely, 2^1134891913 is an apocalyptic number.

It is an amenable number.

1134891913 is a deficient number, since it is larger than the sum of its proper divisors (1252167).

1134891913 is an equidigital number, since it uses as much as digits as its factorization.

1134891913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252166.

The product of its digits is 23328, while the sum is 40.

The square root of 1134891913 is about 33688.1568655811. The cubic root of 1134891913 is about 1043.0813180593.

The spelling of 1134891913 in words is "one billion, one hundred thirty-four million, eight hundred ninety-one thousand, nine hundred thirteen".