1137612625 has 8 divisors (see below), whose sum is σ = 1419740712. Its totient is φ = 910090000.

The previous prime is 1137612587. The next prime is 1137612629. The reversal of 1137612625 is 5262167311.

It can be written as a sum of positive squares in 4 ways, for example, as 2461761 + 1135150864 = 1569^2 + 33692^2 .

It is not a de Polignac number, because 1137612625 - 2¹¹ = 1137610577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1137612629) 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, 4550326 + ... + 4550575.

It is an arithmetic number, because the mean of its divisors is an integer number (177467589).

Almost surely, 2^1137612625 is an apocalyptic number.

It is an amenable number.

1137612625 is a deficient number, since it is larger than the sum of its proper divisors (282128087).

1137612625 is an frugal number, since it uses more digits than its factorization.

1137612625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9100916 (or 9100906 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 1137612625 is about 33728.5135308392. The cubic root of 1137612625 is about 1043.9141900499.

Adding to 1137612625 its reverse (5262167311), we get a palindrome (6399779936).

The spelling of 1137612625 in words is "one billion, one hundred thirty-seven million, six hundred twelve thousand, six hundred twenty-five".