12137704 has 8 divisors (see below), whose sum is σ = 22758210. Its totient is φ = 6068848.

The previous prime is 12137701. The next prime is 12137743. The reversal of 12137704 is 40773121.

It is a happy number.

12137704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10692900 + 1444804 = 3270^2 + 1202^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (12137701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758599 + ... + 758614.

Almost surely, 2^12137704 is an apocalyptic number.

It is an amenable number.

12137704 is a deficient number, since it is larger than the sum of its proper divisors (10620506).

12137704 is a wasteful number, since it uses less digits than its factorization.

12137704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517219 (or 1517215 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 12137704 is about 3483.9207798112. The cubic root of 12137704 is about 229.8152517661.

The spelling of 12137704 in words is "twelve million, one hundred thirty-seven thousand, seven hundred four".