145506158 has 8 divisors (see below), whose sum is σ = 249439152. Its totient is φ = 62359776.

The previous prime is 145506149. The next prime is 145506169. The reversal of 145506158 is 851605541.

It is a happy number.

145506158 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5196635 + ... + 5196662.

It is an arithmetic number, because the mean of its divisors is an integer number (31179894).

Almost surely, 2^145506158 is an apocalyptic number.

145506158 is a deficient number, since it is larger than the sum of its proper divisors (103932994).

145506158 is a wasteful number, since it uses less digits than its factorization.

145506158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10393306.

The product of its (nonzero) digits is 24000, while the sum is 35.

The square root of 145506158 is about 12062.5933364265. The cubic root of 145506158 is about 525.9693751537.

The spelling of 145506158 in words is "one hundred forty-five million, five hundred six thousand, one hundred fifty-eight".