1113572 has 6 divisors (see below), whose sum is σ = 1948758. Its totient is φ = 556784.

The previous prime is 1113569. The next prime is 1113587. The reversal of 1113572 is 2753111.

It can be written as a sum of positive squares in only one way, i.e., 972196 + 141376 = 986^2 + 376^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139193 + ... + 139200.

It is an arithmetic number, because the mean of its divisors is an integer number (324793).

2^1113572 is an apocalyptic number.

It is an amenable number.

1113572 is a deficient number, since it is larger than the sum of its proper divisors (835186).

1113572 is a wasteful number, since it uses less digits than its factorization.

1113572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278397 (or 278395 counting only the distinct ones).

The product of its digits is 210, while the sum is 20.

The square root of 1113572 is about 1055.2592098627. The cubic root of 1113572 is about 103.6508260220.

Adding to 1113572 its reverse (2753111), we get a palindrome (3866683).

It can be divided in two parts, 1113 and 572, that multiplied together give a palindrome (636636).

The spelling of 1113572 in words is "one million, one hundred thirteen thousand, five hundred seventy-two".