40202159 has 2 divisors, whose sum is σ = 40202160. Its totient is φ = 40202158.

The previous prime is 40202153. The next prime is 40202167. The reversal of 40202159 is 95120204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40202159 - 2¹⁶ = 40136623 is a prime.

It is a super-2 number, since 2×40202159² = 3232427176522562, which contains 22 as substring.

It is a Sophie Germain 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 (40202153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20101079 + 20101080.

It is an arithmetic number, because the mean of its divisors is an integer number (20101080).

Almost surely, 2^40202159 is an apocalyptic number.

40202159 is a deficient number, since it is larger than the sum of its proper divisors (1).

40202159 is an equidigital number, since it uses as much as digits as its factorization.

40202159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 40202159 is about 6340.5172501934. The cubic root of 40202159 is about 342.5703664895.

The spelling of 40202159 in words is "forty million, two hundred two thousand, one hundred fifty-nine".