1137749229 has 12 divisors (see below), whose sum is σ = 1645613632. Its totient is φ = 757485000.

The previous prime is 1137749161. The next prime is 1137749233. The reversal of 1137749229 is 9229477311.

1137749229 is a `hidden beast` number, since 1 + 137 + 7 + 492 + 29 = 666.

It is not a de Polignac number, because 1137749229 - 2¹¹ = 1137747181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137749029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77407 + ... + 90924.

Almost surely, 2^1137749229 is an apocalyptic number.

It is an amenable number.

1137749229 is a deficient number, since it is larger than the sum of its proper divisors (507864403).

1137749229 is a wasteful number, since it uses less digits than its factorization.

1137749229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169088 (or 169085 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 1137749229 is about 33730.5385222353. The cubic root of 1137749229 is about 1043.9559726225.

It can be divided in two parts, 11377 and 49229, that added together give a palindrome (60606).

The spelling of 1137749229 in words is "one billion, one hundred thirty-seven million, seven hundred forty-nine thousand, two hundred twenty-nine".