17401049 has 2 divisors, whose sum is σ = 17401050. Its totient is φ = 17401048.

The previous prime is 17401037. The next prime is 17401051. The reversal of 17401049 is 94010471.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17347225 + 53824 = 4165^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 17401049 - 2⁸ = 17400793 is a prime.

It is a Sophie Germain prime.

Together with 17401051, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is equal to p_1115387 and since 17401049 and 1115387 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (17401019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8700524 + 8700525.

It is an arithmetic number, because the mean of its divisors is an integer number (8700525).

Almost surely, 2^17401049 is an apocalyptic number.

It is an amenable number.

17401049 is a deficient number, since it is larger than the sum of its proper divisors (1).

17401049 is an equidigital number, since it uses as much as digits as its factorization.

17401049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 17401049 is about 4171.4564602786. The cubic root of 17401049 is about 259.1344441949.

The spelling of 17401049 in words is "seventeen million, four hundred one thousand, forty-nine".