12140698 has 8 divisors (see below), whose sum is σ = 18289908. Its totient is φ = 6044064.

The previous prime is 12140693. The next prime is 12140731. The reversal of 12140698 is 89604121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12131289 + 9409 = 3483^2 + 97^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12140693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12561 + ... + 13492.

Almost surely, 2^12140698 is an apocalyptic number.

12140698 is a deficient number, since it is larger than the sum of its proper divisors (6149210).

12140698 is a wasteful number, since it uses less digits than its factorization.

12140698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26288.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 12140698 is about 3484.3504416175. The cubic root of 12140698 is about 229.8341463417.

The spelling of 12140698 in words is "twelve million, one hundred forty thousand, six hundred ninety-eight".