1157868914 has 16 divisors (see below), whose sum is σ = 1774064160. Its totient is φ = 566635680.

The previous prime is 1157868871. The next prime is 1157868917. The reversal of 1157868914 is 4198687511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1157868917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11144 + ... + 49395.

It is an arithmetic number, because the mean of its divisors is an integer number (110879010).

Almost surely, 2^1157868914 is an apocalyptic number.

1157868914 is a deficient number, since it is larger than the sum of its proper divisors (616195246).

1157868914 is a wasteful number, since it uses less digits than its factorization.

1157868914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60745.

The product of its digits is 483840, while the sum is 50.

The square root of 1157868914 is about 34027.4729299723. The cubic root of 1157868914 is about 1050.0737405505.

The spelling of 1157868914 in words is "one billion, one hundred fifty-seven million, eight hundred sixty-eight thousand, nine hundred fourteen".