157140524227 has 2 divisors, whose sum is σ = 157140524228. Its totient is φ = 157140524226.

The previous prime is 157140524221. The next prime is 157140524249. The reversal of 157140524227 is 722425041751.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157140524227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 157140524227.

It is not a weakly prime, because it can be changed into another prime (157140524221) 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, 78570262113 + 78570262114.

It is an arithmetic number, because the mean of its divisors is an integer number (78570262114).

Almost surely, 2^157140524227 is an apocalyptic number.

157140524227 is a deficient number, since it is larger than the sum of its proper divisors (1).

157140524227 is an equidigital number, since it uses as much as digits as its factorization.

157140524227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 156800, while the sum is 40.

Adding to 157140524227 its reverse (722425041751), we get a palindrome (879565565978).

The spelling of 157140524227 in words is "one hundred fifty-seven billion, one hundred forty million, five hundred twenty-four thousand, two hundred twenty-seven".