157027243 has 2 divisors, whose sum is σ = 157027244. Its totient is φ = 157027242.

The previous prime is 157027219. The next prime is 157027259. The reversal of 157027243 is 342720751.

157027243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157027243 - 2¹⁷ = 156896171 is a prime.

It is not a weakly prime, because it can be changed into another prime (157027543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78513621 + 78513622.

It is an arithmetic number, because the mean of its divisors is an integer number (78513622).

Almost surely, 2^157027243 is an apocalyptic number.

157027243 is a deficient number, since it is larger than the sum of its proper divisors (1).

157027243 is an equidigital number, since it uses as much as digits as its factorization.

157027243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 157027243 is about 12531.0511530358. The cubic root of 157027243 is about 539.5002727097.

Adding to 157027243 its reverse (342720751), we get a palindrome (499747994).

The spelling of 157027243 in words is "one hundred fifty-seven million, twenty-seven thousand, two hundred forty-three".