1610690201 has 2 divisors, whose sum is σ = 1610690202. Its totient is φ = 1610690200.

The previous prime is 1610690171. The next prime is 1610690209. The reversal of 1610690201 is 1020960161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1440126601 + 170563600 = 37949^2 + 13060^2 .

It is a cyclic number.

It is not a de Polignac number, because 1610690201 - 2²² = 1606495897 is a prime.

It is not a weakly prime, because it can be changed into another prime (1610690209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805345100 + 805345101.

It is an arithmetic number, because the mean of its divisors is an integer number (805345101).

Almost surely, 2^1610690201 is an apocalyptic number.

It is an amenable number.

1610690201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1610690201 is an equidigital number, since it uses as much as digits as its factorization.

1610690201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 1610690201 is about 40133.4050511541. The cubic root of 1610690201 is about 1172.2061768168.

The spelling of 1610690201 in words is "one billion, six hundred ten million, six hundred ninety thousand, two hundred one".