1151112125 has 32 divisors (see below), whose sum is σ = 1473638400. Its totient is φ = 897422400.

The previous prime is 1151112121. The next prime is 1151112163. The reversal of 1151112125 is 5212111511.

It is not a de Polignac number, because 1151112125 - 2² = 1151112121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1151112097 and 1151112106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151112121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 936011 + ... + 937239.

It is an arithmetic number, because the mean of its divisors is an integer number (46051200).

Almost surely, 2^1151112125 is an apocalyptic number.

It is an amenable number.

1151112125 is a deficient number, since it is larger than the sum of its proper divisors (322526275).

1151112125 is a wasteful number, since it uses less digits than its factorization.

1151112125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1420 counting only the distinct ones).

The product of its digits is 100, while the sum is 20.

The square root of 1151112125 is about 33928.0433417549. The cubic root of 1151112125 is about 1048.0271724036.

Adding to 1151112125 its reverse (5212111511), we get a palindrome (6363223636).

The spelling of 1151112125 in words is "one billion, one hundred fifty-one million, one hundred twelve thousand, one hundred twenty-five".