201082969 has 2 divisors, whose sum is σ = 201082970. Its totient is φ = 201082968.

The previous prime is 201082943. The next prime is 201082991. The reversal of 201082969 is 969280102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143520400 + 57562569 = 11980^2 + 7587^2 .

It is a cyclic number.

It is not a de Polignac number, because 201082969 - 2⁷ = 201082841 is a prime.

It is a super-2 number, since 2×201082969² = 80868720843709922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201082939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100541484 + 100541485.

It is an arithmetic number, because the mean of its divisors is an integer number (100541485).

Almost surely, 2^201082969 is an apocalyptic number.

It is an amenable number.

201082969 is a deficient number, since it is larger than the sum of its proper divisors (1).

201082969 is an equidigital number, since it uses as much as digits as its factorization.

201082969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 201082969 is about 14180.3726678815. The cubic root of 201082969 is about 585.8571883464.

The spelling of 201082969 in words is "two hundred one million, eighty-two thousand, nine hundred sixty-nine".