12299049 has 27 divisors (see below), whose sum is σ = 20790237. Its totient is φ = 6985944.

The previous prime is 12299047. The next prime is 12299069. The reversal of 12299049 is 94099221.

The square root of 12299049 is 3507.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 12299049 - 2¹ = 12299047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12299047) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 73564 + ... + 73730.

Almost surely, 2^12299049 is an apocalyptic number.

12299049 is the 3507-th square number.

12299049 is the 1754-th centered octagonal number.

It is an amenable number.

12299049 is a deficient number, since it is larger than the sum of its proper divisors (8491188).

12299049 is an equidigital number, since it uses as much as digits as its factorization.

12299049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The cubic root of 12299049 is about 230.8290746592.

Multiplying 12299049 by its sum of digits (36), we get a square (442765764 = 21042²).

Multiplying 12299049 by its product of nonzero digits (11664), we get a square (143456107536 = 378756²).

The spelling of 12299049 in words is "twelve million, two hundred ninety-nine thousand, forty-nine".