1158909934 has 32 divisors (see below), whose sum is σ = 2166635520. Its totient is φ = 452660832.

The previous prime is 1158909923. The next prime is 1158909937. The reversal of 1158909934 is 4399098511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158909937) 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 15 ways as a sum of consecutive naturals, for example, 25924 + ... + 54679.

It is an arithmetic number, because the mean of its divisors is an integer number (67707360).

Almost surely, 2^1158909934 is an apocalyptic number.

1158909934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1158909934 is a deficient number, since it is larger than the sum of its proper divisors (1007725586).

1158909934 is a wasteful number, since it uses less digits than its factorization.

1158909934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80704.

The product of its (nonzero) digits is 349920, while the sum is 49.

The square root of 1158909934 is about 34042.7662507030. The cubic root of 1158909934 is about 1050.3883473555.

The spelling of 1158909934 in words is "one billion, one hundred fifty-eight million, nine hundred nine thousand, nine hundred thirty-four".