11141579 has 4 divisors (see below), whose sum is σ = 11796984. Its totient is φ = 10486176.

The previous prime is 11141573. The next prime is 11141587. The reversal of 11141579 is 97514111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11141579 is a prime.

It is a super-2 number, since 2×11141579² = 248269565226482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11141573) 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, 327677 + ... + 327710.

It is an arithmetic number, because the mean of its divisors is an integer number (2949246).

Almost surely, 2^11141579 is an apocalyptic number.

11141579 is a deficient number, since it is larger than the sum of its proper divisors (655405).

11141579 is an equidigital number, since it uses as much as digits as its factorization.

11141579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655404.

The product of its digits is 1260, while the sum is 29.

The square root of 11141579 is about 3337.9003879685. The cubic root of 11141579 is about 223.3480926361.

The spelling of 11141579 in words is "eleven million, one hundred forty-one thousand, five hundred seventy-nine".