11128952697 has 8 divisors (see below), whose sum is σ = 14841189120. Its totient is φ = 7418009040.

The previous prime is 11128952689. The next prime is 11128952699. The reversal of 11128952697 is 79625982111.

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

It is not a de Polignac number, because 11128952697 - 2³ = 11128952689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11128952699) 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, 302922 + ... + 337667.

It is an arithmetic number, because the mean of its divisors is an integer number (1855148640).

Almost surely, 2^11128952697 is an apocalyptic number.

It is an amenable number.

11128952697 is a deficient number, since it is larger than the sum of its proper divisors (3712236423).

11128952697 is an equidigital number, since it uses as much as digits as its factorization.

11128952697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646383.

The product of its digits is 544320, while the sum is 51.

The spelling of 11128952697 in words is "eleven billion, one hundred twenty-eight million, nine hundred fifty-two thousand, six hundred ninety-seven".