157012727 has 2 divisors, whose sum is σ = 157012728. Its totient is φ = 157012726.

The previous prime is 157012679. The next prime is 157012733. The reversal of 157012727 is 727210751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157012727 - 2¹⁶ = 156947191 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 157012693 and 157012702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157012787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78506363 + 78506364.

It is an arithmetic number, because the mean of its divisors is an integer number (78506364).

Almost surely, 2^157012727 is an apocalyptic number.

157012727 is a deficient number, since it is larger than the sum of its proper divisors (1).

157012727 is an equidigital number, since it uses as much as digits as its factorization.

157012727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6860, while the sum is 32.

The square root of 157012727 is about 12530.4719384387. The cubic root of 157012727 is about 539.4836479357.

The spelling of 157012727 in words is "one hundred fifty-seven million, twelve thousand, seven hundred twenty-seven".