158143192 has 8 divisors (see below), whose sum is σ = 296518500. Its totient is φ = 79071592.

The previous prime is 158143169. The next prime is 158143211. The reversal of 158143192 is 291341851.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9883942 + ... + 9883957.

Almost surely, 2^158143192 is an apocalyptic number.

It is an amenable number.

158143192 is a deficient number, since it is larger than the sum of its proper divisors (138375308).

158143192 is a wasteful number, since it uses less digits than its factorization.

158143192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19767905 (or 19767901 counting only the distinct ones).

The product of its digits is 8640, while the sum is 34.

The square root of 158143192 is about 12575.4996719812. The cubic root of 158143192 is about 540.7752832763.

The spelling of 158143192 in words is "one hundred fifty-eight million, one hundred forty-three thousand, one hundred ninety-two".