1606651159 has 2 divisors, whose sum is σ = 1606651160. Its totient is φ = 1606651158.

The previous prime is 1606651157. The next prime is 1606651201. The reversal of 1606651159 is 9511566061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1606651159 - 2¹ = 1606651157 is a prime.

Together with 1606651157, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1606651157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803325579 + 803325580.

It is an arithmetic number, because the mean of its divisors is an integer number (803325580).

Almost surely, 2^1606651159 is an apocalyptic number.

1606651159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606651159 is an equidigital number, since it uses as much as digits as its factorization.

1606651159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 1606651159 is about 40083.0532644408. The cubic root of 1606651159 is about 1171.2255303295.

The spelling of 1606651159 in words is "one billion, six hundred six million, six hundred fifty-one thousand, one hundred fifty-nine".