158454 has 12 divisors (see below), whose sum is σ = 343356. Its totient is φ = 52812.

The previous prime is 158449. The next prime is 158489. The reversal of 158454 is 454851.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 158454.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4384 + ... + 4419.

It is an arithmetic number, because the mean of its divisors is an integer number (28613).

2¹⁵⁸⁴⁵⁴ is an apocalyptic number.

158454 is an abundant number, since it is smaller than the sum of its proper divisors (184902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158454 is a wasteful number, since it uses less digits than its factorization.

158454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8811 (or 8808 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 158454 is about 398.0628091143. The cubic root of 158454 is about 54.1129323796.

The spelling of 158454 in words is "one hundred fifty-eight thousand, four hundred fifty-four".