16342919 has 2 divisors, whose sum is σ = 16342920. Its totient is φ = 16342918.

The previous prime is 16342913. The next prime is 16342927. The reversal of 16342919 is 91924361.

It is a weak prime.

It is an emirp because it is prime and its reverse (91924361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16342919 - 2⁸ = 16342663 is a prime.

It is a super-2 number, since 2×16342919² = 534182002881122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16342913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8171459 + 8171460.

It is an arithmetic number, because the mean of its divisors is an integer number (8171460).

Almost surely, 2^16342919 is an apocalyptic number.

16342919 is a deficient number, since it is larger than the sum of its proper divisors (1).

16342919 is an equidigital number, since it uses as much as digits as its factorization.

16342919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The square root of 16342919 is about 4042.6376290734. The cubic root of 16342919 is about 253.7717119264.

The spelling of 16342919 in words is "sixteen million, three hundred forty-two thousand, nine hundred nineteen".