158225807 has 2 divisors, whose sum is σ = 158225808. Its totient is φ = 158225806.

The previous prime is 158225773. The next prime is 158225833. The reversal of 158225807 is 708522851.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158225807 - 2¹⁶ = 158160271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158225107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79112903 + 79112904.

It is an arithmetic number, because the mean of its divisors is an integer number (79112904).

Almost surely, 2^158225807 is an apocalyptic number.

158225807 is a deficient number, since it is larger than the sum of its proper divisors (1).

158225807 is an equidigital number, since it uses as much as digits as its factorization.

158225807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44800, while the sum is 38.

The square root of 158225807 is about 12578.7840032334. The cubic root of 158225807 is about 540.8694350215.

The spelling of 158225807 in words is "one hundred fifty-eight million, two hundred twenty-five thousand, eight hundred seven".