1690796311 has 2 divisors, whose sum is σ = 1690796312. Its totient is φ = 1690796310.

The previous prime is 1690796293. The next prime is 1690796351. The reversal of 1690796311 is 1136970961.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1690796311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1690796351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845398155 + 845398156.

It is an arithmetic number, because the mean of its divisors is an integer number (845398156).

Almost surely, 2^1690796311 is an apocalyptic number.

1690796311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1690796311 is an equidigital number, since it uses as much as digits as its factorization.

1690796311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 1690796311 is about 41119.2936588167. The cubic root of 1690796311 is about 1191.3254799681.

The spelling of 1690796311 in words is "one billion, six hundred ninety million, seven hundred ninety-six thousand, three hundred eleven".