157146194 has 16 divisors (see below), whose sum is σ = 241833816. Its totient is φ = 76540800.

The previous prime is 157146193. The next prime is 157146229. The reversal of 157146194 is 491641751.

It is a happy number.

157146194 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 111408025 + 45738169 = 10555^2 + 6763^2 .

It is not an unprimeable number, because it can be changed into a prime (157146193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82784 + ... + 84660.

Almost surely, 2^157146194 is an apocalyptic number.

157146194 is a deficient number, since it is larger than the sum of its proper divisors (84687622).

157146194 is a wasteful number, since it uses less digits than its factorization.

157146194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941.

The product of its digits is 30240, while the sum is 38.

The square root of 157146194 is about 12535.7965044109. The cubic root of 157146194 is about 539.6364654242.

The spelling of 157146194 in words is "one hundred fifty-seven million, one hundred forty-six thousand, one hundred ninety-four".