17120951 has 2 divisors, whose sum is σ = 17120952. Its totient is φ = 17120950.

The previous prime is 17120941. The next prime is 17120953. The reversal of 17120951 is 15902171.

It is a strong prime.

It is an emirp because it is prime and its reverse (15902171) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17120951 is a prime.

Together with 17120953, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 17120951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17120953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8560475 + 8560476.

It is an arithmetic number, because the mean of its divisors is an integer number (8560476).

Almost surely, 2^17120951 is an apocalyptic number.

17120951 is a deficient number, since it is larger than the sum of its proper divisors (1).

17120951 is an equidigital number, since it uses as much as digits as its factorization.

17120951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 26.

The square root of 17120951 is about 4137.7470923197. The cubic root of 17120951 is about 257.7365206726.

The spelling of 17120951 in words is "seventeen million, one hundred twenty thousand, nine hundred fifty-one".