1702000661 has 4 divisors (see below), whose sum is σ = 1704429324. Its totient is φ = 1699572000.

The previous prime is 1702000649. The next prime is 1702000709. The reversal of 1702000661 is 1660002071.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1230676561 + 471324100 = 35081^2 + 21710^2 .

It is a cyclic number.

It is not a de Polignac number, because 1702000661 - 2³⁰ = 628258837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1702000631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1213280 + ... + 1214681.

It is an arithmetic number, because the mean of its divisors is an integer number (426107331).

Almost surely, 2^1702000661 is an apocalyptic number.

It is an amenable number.

1702000661 is a deficient number, since it is larger than the sum of its proper divisors (2428663).

1702000661 is an equidigital number, since it uses as much as digits as its factorization.

1702000661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428662.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1702000661 is about 41255.3107005631. The cubic root of 1702000661 is about 1193.9511956928.

The spelling of 1702000661 in words is "one billion, seven hundred two million, six hundred sixty-one", and thus it is an aban number.