158449 has 2 divisors, whose sum is σ = 158450. Its totient is φ = 158448.

The previous prime is 158443. The next prime is 158489. The reversal of 158449 is 944851.

It is a happy number.

158449 is nontrivially palindromic in base 13.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115600 + 42849 = 340^2 + 207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158449 is a prime.

It is a Chen prime.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 158449.

It is not a weakly prime, because it can be changed into another prime (158443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79224 + 79225.

It is an arithmetic number, because the mean of its divisors is an integer number (79225).

2¹⁵⁸⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

158449 is a deficient number, since it is larger than the sum of its proper divisors (1).

158449 is an equidigital number, since it uses as much as digits as its factorization.

158449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 31.

The square root of 158449 is about 398.0565286489. The cubic root of 158449 is about 54.1123631976.

It can be divided in two parts, 15 and 8449, that added together give a square (8464 = 92²).

The spelling of 158449 in words is "one hundred fifty-eight thousand, four hundred forty-nine".