12699452 has 6 divisors (see below), whose sum is σ = 22224048. Its totient is φ = 6349724.

The previous prime is 12699443. The next prime is 12699461. The reversal of 12699452 is 25499621.

12699452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12699443) and next prime (12699461).

It is a super-2 number, since 2×12699452² = 322552162200608, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1587428 + ... + 1587435.

It is an arithmetic number, because the mean of its divisors is an integer number (3704008).

Almost surely, 2^12699452 is an apocalyptic number.

It is an amenable number.

12699452 is a deficient number, since it is larger than the sum of its proper divisors (9524596).

12699452 is a wasteful number, since it uses less digits than its factorization.

12699452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3174867 (or 3174865 counting only the distinct ones).

The product of its digits is 38880, while the sum is 38.

The square root of 12699452 is about 3563.6290491576. The cubic root of 12699452 is about 233.3072995898.

The spelling of 12699452 in words is "twelve million, six hundred ninety-nine thousand, four hundred fifty-two".