1704910997 has 2 divisors, whose sum is σ = 1704910998. Its totient is φ = 1704910996.

The previous prime is 1704910993. The next prime is 1704911003. The reversal of 1704910997 is 7990194071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1206103441 + 498807556 = 34729^2 + 22334^2 .

It is a cyclic number.

It is not a de Polignac number, because 1704910997 - 2² = 1704910993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1704910993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 852455498 + 852455499.

It is an arithmetic number, because the mean of its divisors is an integer number (852455499).

Almost surely, 2^1704910997 is an apocalyptic number.

It is an amenable number.

1704910997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1704910997 is an equidigital number, since it uses as much as digits as its factorization.

1704910997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142884, while the sum is 47.

The square root of 1704910997 is about 41290.5678938907. The cubic root of 1704910997 is about 1194.6313404441.

The spelling of 1704910997 in words is "one billion, seven hundred four million, nine hundred ten thousand, nine hundred ninety-seven".