16482391 has 2 divisors, whose sum is σ = 16482392. Its totient is φ = 16482390.

The previous prime is 16482377. The next prime is 16482407. The reversal of 16482391 is 19328461.

It is a weak prime.

It is an emirp because it is prime and its reverse (19328461) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16482391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16482091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8241195 + 8241196.

It is an arithmetic number, because the mean of its divisors is an integer number (8241196).

Almost surely, 2^16482391 is an apocalyptic number.

16482391 is a deficient number, since it is larger than the sum of its proper divisors (1).

16482391 is an equidigital number, since it uses as much as digits as its factorization.

16482391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 34.

The square root of 16482391 is about 4059.8511056441. The cubic root of 16482391 is about 254.4915718547.

The spelling of 16482391 in words is "sixteen million, four hundred eighty-two thousand, three hundred ninety-one".