158440283 has 2 divisors, whose sum is σ = 158440284. Its totient is φ = 158440282.

The previous prime is 158440237. The next prime is 158440309. The reversal of 158440283 is 382044851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158440283 - 2⁸ = 158440027 is a prime.

It is not a weakly prime, because it can be changed into another prime (158440483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79220141 + 79220142.

It is an arithmetic number, because the mean of its divisors is an integer number (79220142).

Almost surely, 2^158440283 is an apocalyptic number.

158440283 is a deficient number, since it is larger than the sum of its proper divisors (1).

158440283 is an equidigital number, since it uses as much as digits as its factorization.

158440283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 158440283 is about 12587.3064235364. The cubic root of 158440283 is about 541.1137085698.

The spelling of 158440283 in words is "one hundred fifty-eight million, four hundred forty thousand, two hundred eighty-three".