1136889125 has 8 divisors (see below), whose sum is σ = 1418837784. Its totient is φ = 909511200.

The previous prime is 1136889119. The next prime is 1136889137. The reversal of 1136889125 is 5219886311.

It can be written as a sum of positive squares in 4 ways, for example, as 368102596 + 768786529 = 19186^2 + 27727^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1136889125 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4547432 + ... + 4547681.

It is an arithmetic number, because the mean of its divisors is an integer number (177354723).

Almost surely, 2^1136889125 is an apocalyptic number.

It is an amenable number.

1136889125 is a deficient number, since it is larger than the sum of its proper divisors (281948659).

1136889125 is an frugal number, since it uses more digits than its factorization.

1136889125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9095128 (or 9095118 counting only the distinct ones).

The product of its digits is 103680, while the sum is 44.

The square root of 1136889125 is about 33717.7864783559. The cubic root of 1136889125 is about 1043.6928399261.

The spelling of 1136889125 in words is "one billion, one hundred thirty-six million, eight hundred eighty-nine thousand, one hundred twenty-five".