158275025 has 6 divisors (see below), whose sum is σ = 196261062. Its totient is φ = 126620000.

The previous prime is 158275009. The next prime is 158275031. The reversal of 158275025 is 520572851.

It can be written as a sum of positive squares in 3 ways, for example, as 52432081 + 105842944 = 7241^2 + 10288^2 .

It is not a de Polignac number, because 158275025 - 2⁴ = 158275009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3165476 + ... + 3165525.

It is an arithmetic number, because the mean of its divisors is an integer number (32710177).

Almost surely, 2^158275025 is an apocalyptic number.

It is an amenable number.

158275025 is a deficient number, since it is larger than the sum of its proper divisors (37986037).

158275025 is an equidigital number, since it uses as much as digits as its factorization.

158275025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6331011 (or 6331006 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 35.

The square root of 158275025 is about 12580.7402405423. The cubic root of 158275025 is about 540.9255104760.

The spelling of 158275025 in words is "one hundred fifty-eight million, two hundred seventy-five thousand, twenty-five".