1111254725 has 48 divisors (see below), whose sum is σ = 1691248896. Its totient is φ = 706944000.

The previous prime is 1111254721. The next prime is 1111254761. The reversal of 1111254725 is 5274521111.

It is not a de Polignac number, because 1111254725 - 2² = 1111254721 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111254721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 208595 + ... + 213855.

It is an arithmetic number, because the mean of its divisors is an integer number (35234352).

Almost surely, 2^1111254725 is an apocalyptic number.

It is an amenable number.

1111254725 is a deficient number, since it is larger than the sum of its proper divisors (579994171).

1111254725 is a wasteful number, since it uses less digits than its factorization.

1111254725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5366 (or 5361 counting only the distinct ones).

The product of its digits is 2800, while the sum is 29.

The square root of 1111254725 is about 33335.4874720620. The cubic root of 1111254725 is about 1035.7887909032.

Adding to 1111254725 its reverse (5274521111), we get a palindrome (6385775836).

The spelling of 1111254725 in words is "one billion, one hundred eleven million, two hundred fifty-four thousand, seven hundred twenty-five".