158341811 has 2 divisors, whose sum is σ = 158341812. Its totient is φ = 158341810.

The previous prime is 158341727. The next prime is 158341823. The reversal of 158341811 is 118143851.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158341811 is a prime.

It is a super-2 number, since 2×158341811² = 50144258221519442, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (158341871) 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, 79170905 + 79170906.

It is an arithmetic number, because the mean of its divisors is an integer number (79170906).

Almost surely, 2^158341811 is an apocalyptic number.

158341811 is a deficient number, since it is larger than the sum of its proper divisors (1).

158341811 is an equidigital number, since it uses as much as digits as its factorization.

158341811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 32.

The square root of 158341811 is about 12583.3942559232. The cubic root of 158341811 is about 541.0015830613.

The spelling of 158341811 in words is "one hundred fifty-eight million, three hundred forty-one thousand, eight hundred eleven".