158275157 has 4 divisors (see below), whose sum is σ = 160278720. Its totient is φ = 156271596.

The previous prime is 158275099. The next prime is 158275171. The reversal of 158275157 is 751572851.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 158275157 - 2¹⁰ = 158274133 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158275177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001663 + ... + 1001820.

It is an arithmetic number, because the mean of its divisors is an integer number (40069680).

Almost surely, 2^158275157 is an apocalyptic number.

It is an amenable number.

158275157 is a deficient number, since it is larger than the sum of its proper divisors (2003563).

158275157 is an equidigital number, since it uses as much as digits as its factorization.

158275157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003562.

The product of its digits is 98000, while the sum is 41.

The square root of 158275157 is about 12580.7454866554. The cubic root of 158275157 is about 540.9256608517.

The spelling of 158275157 in words is "one hundred fifty-eight million, two hundred seventy-five thousand, one hundred fifty-seven".