1000834157 has 2 divisors, whose sum is σ = 1000834158. Its totient is φ = 1000834156.

The previous prime is 1000834129. The next prime is 1000834189. The reversal of 1000834157 is 7514380001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 610139401 + 390694756 = 24701^2 + 19766^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000834157 - 2²⁶ = 933725293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000834057) 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, 500417078 + 500417079.

It is an arithmetic number, because the mean of its divisors is an integer number (500417079).

Almost surely, 2^1000834157 is an apocalyptic number.

It is an amenable number.

1000834157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000834157 is an equidigital number, since it uses as much as digits as its factorization.

1000834157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1000834157 is about 31635.9630325995. The cubic root of 1000834157 is about 1000.2779750560.

The spelling of 1000834157 in words is "one billion, eight hundred thirty-four thousand, one hundred fifty-seven".