158157002 has 8 divisors (see below), whose sum is σ = 237291012. Its totient is φ = 79060000.

The previous prime is 158156987. The next prime is 158157017. The reversal of 158157002 is 200751851.

158157002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (158156987) and next prime (158157017).

It can be written as a sum of positive squares in 2 ways, for example, as 157979761 + 177241 = 12569^2 + 421^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 7502 + ... + 19302.

Almost surely, 2^158157002 is an apocalyptic number.

158157002 is a deficient number, since it is larger than the sum of its proper divisors (79134010).

158157002 is a wasteful number, since it uses less digits than its factorization.

158157002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18504.

The product of its (nonzero) digits is 2800, while the sum is 29.

The square root of 158157002 is about 12576.0487435442. The cubic root of 158157002 is about 540.7910240514.

The spelling of 158157002 in words is "one hundred fifty-eight million, one hundred fifty-seven thousand, two".