12953698 has 4 divisors (see below), whose sum is σ = 19430550. Its totient is φ = 6476848.

The previous prime is 12953659. The next prime is 12953701. The reversal of 12953698 is 89635921.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6985449 + 5968249 = 2643^2 + 2443^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3238423 + ... + 3238426.

Almost surely, 2^12953698 is an apocalyptic number.

12953698 is a deficient number, since it is larger than the sum of its proper divisors (6476852).

12953698 is an equidigital number, since it uses as much as digits as its factorization.

12953698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6476851.

The product of its digits is 116640, while the sum is 43.

The square root of 12953698 is about 3599.1246157920. The cubic root of 12953698 is about 234.8539790011.

The spelling of 12953698 in words is "twelve million, nine hundred fifty-three thousand, six hundred ninety-eight".