1690253311 has 2 divisors, whose sum is σ = 1690253312. Its totient is φ = 1690253310.

The previous prime is 1690253297. The next prime is 1690253329. The reversal of 1690253311 is 1133520961.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1133520961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1690253311 - 2⁹ = 1690252799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1690253011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845126655 + 845126656.

It is an arithmetic number, because the mean of its divisors is an integer number (845126656).

Almost surely, 2^1690253311 is an apocalyptic number.

1690253311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1690253311 is an equidigital number, since it uses as much as digits as its factorization.

1690253311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1690253311 is about 41112.6903887352. The cubic root of 1690253311 is about 1191.1979347411.

The spelling of 1690253311 in words is "one billion, six hundred ninety million, two hundred fifty-three thousand, three hundred eleven".