860031240157 has 2 divisors, whose sum is σ = 860031240158. Its totient is φ = 860031240156.

The previous prime is 860031240097. The next prime is 860031240217. The reversal of 860031240157 is 751042130068.

It is a balanced prime because it is at equal distance from previous prime (860031240097) and next prime (860031240217).

It can be written as a sum of positive squares in only one way, i.e., 650497093156 + 209534147001 = 806534^2 + 457749^2 .

It is a cyclic number.

It is not a de Polignac number, because 860031240157 - 2³⁹ = 310275426269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860031040157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430015620078 + 430015620079.

It is an arithmetic number, because the mean of its divisors is an integer number (430015620079).

Almost surely, 2^860031240157 is an apocalyptic number.

It is an amenable number.

860031240157 is a deficient number, since it is larger than the sum of its proper divisors (1).

860031240157 is an equidigital number, since it uses as much as digits as its factorization.

860031240157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 860031240157 in words is "eight hundred sixty billion, thirty-one million, two hundred forty thousand, one hundred fifty-seven".