17192993 has 2 divisors, whose sum is σ = 17192994. Its totient is φ = 17192992.

The previous prime is 17192977. The next prime is 17192999. The reversal of 17192993 is 39929171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12229009 + 4963984 = 3497^2 + 2228^2 .

It is an emirp because it is prime and its reverse (39929171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17192993 - 2⁴ = 17192977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 17192993.

It is not a weakly prime, because it can be changed into another prime (17192999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8596496 + 8596497.

It is an arithmetic number, because the mean of its divisors is an integer number (8596497).

Almost surely, 2^17192993 is an apocalyptic number.

It is an amenable number.

17192993 is a deficient number, since it is larger than the sum of its proper divisors (1).

17192993 is an equidigital number, since it uses as much as digits as its factorization.

17192993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30618, while the sum is 41.

The square root of 17192993 is about 4146.4434157480. The cubic root of 17192993 is about 258.0975183706.

The spelling of 17192993 in words is "seventeen million, one hundred ninety-two thousand, nine hundred ninety-three".