1153119511 has 4 divisors (see below), whose sum is σ = 1166076000. Its totient is φ = 1140163024.

The previous prime is 1153119439. The next prime is 1153119523. The reversal of 1153119511 is 1159113511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1153119511 - 2²⁹ = 616248599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153119511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153119811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6478111 + ... + 6478288.

It is an arithmetic number, because the mean of its divisors is an integer number (291519000).

Almost surely, 2^1153119511 is an apocalyptic number.

1153119511 is a deficient number, since it is larger than the sum of its proper divisors (12956489).

1153119511 is an equidigital number, since it uses as much as digits as its factorization.

1153119511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12956488.

The product of its digits is 675, while the sum is 28.

The square root of 1153119511 is about 33957.6134467662. The cubic root of 1153119511 is about 1048.6360251523.

The spelling of 1153119511 in words is "one billion, one hundred fifty-three million, one hundred nineteen thousand, five hundred eleven".