16950919 has 2 divisors, whose sum is σ = 16950920. Its totient is φ = 16950918.

The previous prime is 16950889. The next prime is 16950943. The reversal of 16950919 is 91905961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16950919 - 2²³ = 8562311 is a prime.

It is a super-2 number, since 2×16950919² = 574667309889122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16950979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8475459 + 8475460.

It is an arithmetic number, because the mean of its divisors is an integer number (8475460).

Almost surely, 2^16950919 is an apocalyptic number.

16950919 is a deficient number, since it is larger than the sum of its proper divisors (1).

16950919 is an equidigital number, since it uses as much as digits as its factorization.

16950919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870, while the sum is 40.

The square root of 16950919 is about 4117.1493779070. The cubic root of 16950919 is about 256.8804674592.

The spelling of 16950919 in words is "sixteen million, nine hundred fifty thousand, nine hundred nineteen".