11157574109 has 8 divisors (see below), whose sum is σ = 12500869728. Its totient is φ = 9869106960.

The previous prime is 11157574097. The next prime is 11157574123. The reversal of 11157574109 is 90147575111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11157574109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11157574609) 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, 13706687 + ... + 13707500.

It is an arithmetic number, because the mean of its divisors is an integer number (1562608716).

Almost surely, 2^11157574109 is an apocalyptic number.

It is an amenable number.

11157574109 is a deficient number, since it is larger than the sum of its proper divisors (1343295619).

11157574109 is a wasteful number, since it uses less digits than its factorization.

11157574109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27414235.

The product of its (nonzero) digits is 44100, while the sum is 41.

The spelling of 11157574109 in words is "eleven billion, one hundred fifty-seven million, five hundred seventy-four thousand, one hundred nine".