1690217483 has 2 divisors, whose sum is σ = 1690217484. Its totient is φ = 1690217482.

The previous prime is 1690217479. The next prime is 1690217489. The reversal of 1690217483 is 3847120961.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1690217483 - 2² = 1690217479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1690217483.

It is not a weakly prime, because it can be changed into another prime (1690217489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845108741 + 845108742.

It is an arithmetic number, because the mean of its divisors is an integer number (845108742).

Almost surely, 2^1690217483 is an apocalyptic number.

1690217483 is a deficient number, since it is larger than the sum of its proper divisors (1).

1690217483 is an equidigital number, since it uses as much as digits as its factorization.

1690217483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1690217483 is about 41112.2546572187. The cubic root of 1690217483 is about 1191.1895181445.

The spelling of 1690217483 in words is "one billion, six hundred ninety million, two hundred seventeen thousand, four hundred eighty-three".