16461499 has 2 divisors, whose sum is σ = 16461500. Its totient is φ = 16461498.

The previous prime is 16461463. The next prime is 16461503. The reversal of 16461499 is 99416461.

It is a strong prime.

It is an emirp because it is prime and its reverse (99416461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16461499 - 2¹⁷ = 16330427 is a prime.

It is not a weakly prime, because it can be changed into another prime (16461409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8230749 + 8230750.

It is an arithmetic number, because the mean of its divisors is an integer number (8230750).

Almost surely, 2^16461499 is an apocalyptic number.

16461499 is a deficient number, since it is larger than the sum of its proper divisors (1).

16461499 is an equidigital number, since it uses as much as digits as its factorization.

16461499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 40.

The square root of 16461499 is about 4057.2772890203. The cubic root of 16461499 is about 254.3840007722.

The spelling of 16461499 in words is "sixteen million, four hundred sixty-one thousand, four hundred ninety-nine".