1113579 has 6 divisors (see below), whose sum is σ = 1608516. Its totient is φ = 742380.

The previous prime is 1113569. The next prime is 1113587. The reversal of 1113579 is 9753111.

It is a happy number.

It is not a de Polignac number, because 1113579 - 2⁷ = 1113451 is a prime.

1113579 is a lucky number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1113509) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61857 + ... + 61874.

It is an arithmetic number, because the mean of its divisors is an integer number (268086).

2^1113579 is an apocalyptic number.

1113579 is a deficient number, since it is larger than the sum of its proper divisors (494937).

1113579 is a wasteful number, since it uses less digits than its factorization.

1113579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123737 (or 123734 counting only the distinct ones).

The product of its digits is 945, while the sum is 27.

The square root of 1113579 is about 1055.2625265781. The cubic root of 1113579 is about 103.6510432073.

The spelling of 1113579 in words is "one million, one hundred thirteen thousand, five hundred seventy-nine".