1113545522 has 4 divisors (see below), whose sum is σ = 1670318286. Its totient is φ = 556772760.

The previous prime is 1113545497. The next prime is 1113545539. The reversal of 1113545522 is 2255453111.

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

It can be written as a sum of positive squares in only one way, i.e., 1088934001 + 24611521 = 32999^2 + 4961^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278386379 + ... + 278386382.

Almost surely, 2^1113545522 is an apocalyptic number.

1113545522 is a deficient number, since it is larger than the sum of its proper divisors (556772764).

1113545522 is an equidigital number, since it uses as much as digits as its factorization.

1113545522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556772763.

The product of its digits is 6000, while the sum is 29.

The square root of 1113545522 is about 33369.8295170952. The cubic root of 1113545522 is about 1036.5000449504.

Adding to 1113545522 its reverse (2255453111), we get a palindrome (3368998633).

The spelling of 1113545522 in words is "one billion, one hundred thirteen million, five hundred forty-five thousand, five hundred twenty-two".