158828833 has 2 divisors, whose sum is σ = 158828834. Its totient is φ = 158828832.

The previous prime is 158828821. The next prime is 158828843. The reversal of 158828833 is 338828851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148279329 + 10549504 = 12177^2 + 3248^2 .

It is an emirp because it is prime and its reverse (338828851) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158828833 is a prime.

It is not a weakly prime, because it can be changed into another prime (158828843) 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, 79414416 + 79414417.

It is an arithmetic number, because the mean of its divisors is an integer number (79414417).

Almost surely, 2^158828833 is an apocalyptic number.

It is an amenable number.

158828833 is a deficient number, since it is larger than the sum of its proper divisors (1).

158828833 is an equidigital number, since it uses as much as digits as its factorization.

158828833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 368640, while the sum is 46.

The square root of 158828833 is about 12602.7311722499. The cubic root of 158828833 is about 541.5556797088. Note that the first 3 decimals are identical.

The spelling of 158828833 in words is "one hundred fifty-eight million, eight hundred twenty-eight thousand, eight hundred thirty-three".