202001039 has 2 divisors, whose sum is σ = 202001040. Its totient is φ = 202001038.

The previous prime is 202001003. The next prime is 202001071. The reversal of 202001039 is 930100202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202001039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202001099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000519 + 101000520.

It is an arithmetic number, because the mean of its divisors is an integer number (101000520).

Almost surely, 2^202001039 is an apocalyptic number.

202001039 is a deficient number, since it is larger than the sum of its proper divisors (1).

202001039 is an equidigital number, since it uses as much as digits as its factorization.

202001039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 202001039 is about 14212.7069553973. The cubic root of 202001039 is about 586.7474368319.

The spelling of 202001039 in words is "two hundred two million, one thousand, thirty-nine".