158193275 has 12 divisors (see below), whose sum is σ = 196340112. Its totient is φ = 126438240.

The previous prime is 158193257. The next prime is 158193283. The reversal of 158193275 is 572391851.

It is a de Polignac number, because none of the positive numbers 2^k-158193275 is a prime.

It is a super-2 number, since 2×158193275² = 50050224510451250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33989 + ... + 38361.

It is an arithmetic number, because the mean of its divisors is an integer number (16361676).

Almost surely, 2^158193275 is an apocalyptic number.

158193275 is a deficient number, since it is larger than the sum of its proper divisors (38146837).

158193275 is a wasteful number, since it uses less digits than its factorization.

158193275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830 (or 5825 counting only the distinct ones).

The product of its digits is 75600, while the sum is 41.

The square root of 158193275 is about 12577.4908069933. The cubic root of 158193275 is about 540.8323640134.

The spelling of 158193275 in words is "one hundred fifty-eight million, one hundred ninety-three thousand, two hundred seventy-five".