210163039 has 2 divisors, whose sum is σ = 210163040. Its totient is φ = 210163038.

The previous prime is 210163001. The next prime is 210163049. The reversal of 210163039 is 930361012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210163039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210163049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105081519 + 105081520.

It is an arithmetic number, because the mean of its divisors is an integer number (105081520).

Almost surely, 2^210163039 is an apocalyptic number.

210163039 is a deficient number, since it is larger than the sum of its proper divisors (1).

210163039 is an equidigital number, since it uses as much as digits as its factorization.

210163039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 210163039 is about 14497.0010346968. The cubic root of 210163039 is about 594.5459794678.

The spelling of 210163039 in words is "two hundred ten million, one hundred sixty-three thousand, thirty-nine".