1040020159 has 2 divisors, whose sum is σ = 1040020160. Its totient is φ = 1040020158.

The previous prime is 1040020151. The next prime is 1040020181. The reversal of 1040020159 is 9510200401.

It is an a-pointer prime, because the next prime (1040020181) can be obtained adding 1040020159 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040020159 - 2³ = 1040020151 is a prime.

It is a super-2 number, since 2×1040020159² = 2163283862252770562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040020151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520010079 + 520010080.

It is an arithmetic number, because the mean of its divisors is an integer number (520010080).

Almost surely, 2^1040020159 is an apocalyptic number.

1040020159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040020159 is an equidigital number, since it uses as much as digits as its factorization.

1040020159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1040020159 is about 32249.3435437064. The cubic root of 1040020159 is about 1013.1659500216.

The spelling of 1040020159 in words is "one billion, forty million, twenty thousand, one hundred fifty-nine".