158002223 has 2 divisors, whose sum is σ = 158002224. Its totient is φ = 158002222.

The previous prime is 158002213. The next prime is 158002277. The reversal of 158002223 is 322200851.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158002223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158002213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79001111 + 79001112.

It is an arithmetic number, because the mean of its divisors is an integer number (79001112).

Almost surely, 2^158002223 is an apocalyptic number.

158002223 is a deficient number, since it is larger than the sum of its proper divisors (1).

158002223 is an equidigital number, since it uses as much as digits as its factorization.

158002223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 158002223 is about 12569.8935158576. The cubic root of 158002223 is about 540.6145529651.

The spelling of 158002223 in words is "one hundred fifty-eight million, two thousand, two hundred twenty-three".