1122153125 has 24 divisors (see below), whose sum is σ = 1411847136. Its totient is φ = 891810000.

The previous prime is 1122153103. The next prime is 1122153143. The reversal of 1122153125 is 5213512211.

It is not a de Polignac number, because 1122153125 - 2¹² = 1122149029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1122153125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 508274 + ... + 510476.

It is an arithmetic number, because the mean of its divisors is an integer number (58826964).

Almost surely, 2^1122153125 is an apocalyptic number.

It is an amenable number.

1122153125 is a deficient number, since it is larger than the sum of its proper divisors (289694011).

1122153125 is an frugal number, since it uses more digits than its factorization.

1122153125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391 (or 2371 counting only the distinct ones).

The product of its digits is 600, while the sum is 23.

The square root of 1122153125 is about 33498.5540732731. The cubic root of 1122153125 is about 1039.1638758572.

Adding to 1122153125 its reverse (5213512211), we get a palindrome (6335665336).

It can be divided in two parts, 11221 and 53125, that added together give a palindrome (64346).

The spelling of 1122153125 in words is "one billion, one hundred twenty-two million, one hundred fifty-three thousand, one hundred twenty-five".