12147700 has 36 divisors (see below), whose sum is σ = 26512192. Its totient is φ = 4831200.

The previous prime is 12147697. The next prime is 12147701. The reversal of 12147700 is 774121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12147701) 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, 32917 + ... + 33283.

Almost surely, 2^12147700 is an apocalyptic number.

12147700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12147700 is an abundant number, since it is smaller than the sum of its proper divisors (14364492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12147700 is a wasteful number, since it uses less digits than its factorization.

12147700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 12147700 is about 3485.3550751681. The cubic root of 12147700 is about 229.8783225335.

The spelling of 12147700 in words is "twelve million, one hundred forty-seven thousand, seven hundred".