157068547 has 2 divisors, whose sum is σ = 157068548. Its totient is φ = 157068546.

The previous prime is 157068533. The next prime is 157068577. The reversal of 157068547 is 745860751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157068547 - 2⁷ = 157068419 is a prime.

It is not a weakly prime, because it can be changed into another prime (157068577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78534273 + 78534274.

It is an arithmetic number, because the mean of its divisors is an integer number (78534274).

Almost surely, 2^157068547 is an apocalyptic number.

157068547 is a deficient number, since it is larger than the sum of its proper divisors (1).

157068547 is an equidigital number, since it uses as much as digits as its factorization.

157068547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 235200, while the sum is 43.

The square root of 157068547 is about 12532.6991107263. The cubic root of 157068547 is about 539.5475714360.

The spelling of 157068547 in words is "one hundred fifty-seven million, sixty-eight thousand, five hundred forty-seven".