1121125308 has 24 divisors (see below), whose sum is σ = 2686661712. Its totient is φ = 363608064.

The previous prime is 1121125303. The next prime is 1121125309. The reversal of 1121125308 is 8035211211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121125301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1262085 + ... + 1262972.

It is an arithmetic number, because the mean of its divisors is an integer number (111944238).

Almost surely, 2^1121125308 is an apocalyptic number.

It is an amenable number.

1121125308 is an abundant number, since it is smaller than the sum of its proper divisors (1565536404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121125308 is a wasteful number, since it uses less digits than its factorization.

1121125308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525101 (or 2525099 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 24.

The square root of 1121125308 is about 33483.2093443863. The cubic root of 1121125308 is about 1038.8465108045.

Adding to 1121125308 its reverse (8035211211), we get a palindrome (9156336519).

The spelling of 1121125308 in words is "one billion, one hundred twenty-one million, one hundred twenty-five thousand, three hundred eight".