158813747 has 2 divisors, whose sum is σ = 158813748. Its totient is φ = 158813746.

The previous prime is 158813701. The next prime is 158813783. The reversal of 158813747 is 747318851.

It is a strong prime.

It is an emirp because it is prime and its reverse (747318851) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 158813747 - 2¹⁴ = 158797363 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 158813698 and 158813707.

It is not a weakly prime, because it can be changed into another prime (158816747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79406873 + 79406874.

It is an arithmetic number, because the mean of its divisors is an integer number (79406874).

Almost surely, 2^158813747 is an apocalyptic number.

158813747 is a deficient number, since it is larger than the sum of its proper divisors (1).

158813747 is an equidigital number, since it uses as much as digits as its factorization.

158813747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188160, while the sum is 44.

The square root of 158813747 is about 12602.1326369786. The cubic root of 158813747 is about 541.5385330159.

The spelling of 158813747 in words is "one hundred fifty-eight million, eight hundred thirteen thousand, seven hundred forty-seven".