990200083 has 2 divisors, whose sum is σ = 990200084. Its totient is φ = 990200082.

The previous prime is 990200051. The next prime is 990200093. The reversal of 990200083 is 380002099.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 990200083 - 2⁵ = 990200051 is a prime.

It is not a weakly prime, because it can be changed into another prime (990200093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495100041 + 495100042.

It is an arithmetic number, because the mean of its divisors is an integer number (495100042).

Almost surely, 2^990200083 is an apocalyptic number.

990200083 is a deficient number, since it is larger than the sum of its proper divisors (1).

990200083 is an equidigital number, since it uses as much as digits as its factorization.

990200083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 990200083 is about 31467.4448120593. Note that the first 3 decimals coincide. The cubic root of 990200083 is about 996.7226315905.

The spelling of 990200083 in words is "nine hundred ninety million, two hundred thousand, eighty-three".