1042100159 has 2 divisors, whose sum is σ = 1042100160. Its totient is φ = 1042100158.

The previous prime is 1042100107. The next prime is 1042100161. The reversal of 1042100159 is 9510012401.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9510012401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042100159 is a prime.

It is a Sophie Germain prime.

Together with 1042100161, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042100179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521050079 + 521050080.

It is an arithmetic number, because the mean of its divisors is an integer number (521050080).

Almost surely, 2^1042100159 is an apocalyptic number.

1042100159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042100159 is an equidigital number, since it uses as much as digits as its factorization.

1042100159 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 23.

The square root of 1042100159 is about 32281.5761542091. The cubic root of 1042100159 is about 1013.8409311171.

The spelling of 1042100159 in words is "one billion, forty-two million, one hundred thousand, one hundred fifty-nine".