1690078483 has 2 divisors, whose sum is σ = 1690078484. Its totient is φ = 1690078482.

The previous prime is 1690078471. The next prime is 1690078513. The reversal of 1690078483 is 3848700961.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1690078483 - 2⁵ = 1690078451 is a prime.

It is not a weakly prime, because it can be changed into another prime (1690078183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845039241 + 845039242.

It is an arithmetic number, because the mean of its divisors is an integer number (845039242).

Almost surely, 2^1690078483 is an apocalyptic number.

1690078483 is a deficient number, since it is larger than the sum of its proper divisors (1).

1690078483 is an equidigital number, since it uses as much as digits as its factorization.

1690078483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 1690078483 is about 41110.5641289438. The cubic root of 1690078483 is about 1191.1568635929.

The spelling of 1690078483 in words is "one billion, six hundred ninety million, seventy-eight thousand, four hundred eighty-three".