10662499 has 2 divisors, whose sum is σ = 10662500. Its totient is φ = 10662498.

The previous prime is 10662497. The next prime is 10662521. The reversal of 10662499 is 99426601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10662499 - 2¹ = 10662497 is a prime.

It is a super-2 number, since 2×10662499² = 227377769850002, which contains 22 as substring.

Together with 10662497, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10662497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5331249 + 5331250.

It is an arithmetic number, because the mean of its divisors is an integer number (5331250).

Almost surely, 2^10662499 is an apocalyptic number.

10662499 is a deficient number, since it is larger than the sum of its proper divisors (1).

10662499 is an equidigital number, since it uses as much as digits as its factorization.

10662499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 10662499 is about 3265.3482203281. The cubic root of 10662499 is about 220.0998100830.

The spelling of 10662499 in words is "ten million, six hundred sixty-two thousand, four hundred ninety-nine".