1070157791 has 2 divisors, whose sum is σ = 1070157792. Its totient is φ = 1070157790.

The previous prime is 1070157773. The next prime is 1070157839. The reversal of 1070157791 is 1977510701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1070157791 - 2¹⁰ = 1070156767 is a prime.

It is a super-2 number, since 2×1070157791² = 2290475395275999362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1070154791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535078895 + 535078896.

It is an arithmetic number, because the mean of its divisors is an integer number (535078896).

Almost surely, 2^1070157791 is an apocalyptic number.

1070157791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1070157791 is an equidigital number, since it uses as much as digits as its factorization.

1070157791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15435, while the sum is 38.

The square root of 1070157791 is about 32713.2662844908. The cubic root of 1070157791 is about 1022.8593965801.

The spelling of 1070157791 in words is "one billion, seventy million, one hundred fifty-seven thousand, seven hundred ninety-one".