1131697113 has 8 divisors (see below), whose sum is σ = 1534504800. Its totient is φ = 741677088.

The previous prime is 1131697111. The next prime is 1131697117. The reversal of 1131697113 is 3117961311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1131697113 - 2¹ = 1131697111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131697111) 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, 3196708 + ... + 3197061.

It is an arithmetic number, because the mean of its divisors is an integer number (191813100).

Almost surely, 2^1131697113 is an apocalyptic number.

It is an amenable number.

1131697113 is a deficient number, since it is larger than the sum of its proper divisors (402807687).

1131697113 is an equidigital number, since it uses as much as digits as its factorization.

1131697113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6393831.

The product of its digits is 3402, while the sum is 33.

The square root of 1131697113 is about 33640.7061905662. The cubic root of 1131697113 is about 1042.1016159191.

The spelling of 1131697113 in words is "one billion, one hundred thirty-one million, six hundred ninety-seven thousand, one hundred thirteen".