973161146 has 4 divisors (see below), whose sum is σ = 1459741722. Its totient is φ = 486580572.

The previous prime is 973161127. The next prime is 973161151. The reversal of 973161146 is 641161379.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 769785025 + 203376121 = 27745^2 + 14261^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243290285 + ... + 243290288.

Almost surely, 2^973161146 is an apocalyptic number.

973161146 is a deficient number, since it is larger than the sum of its proper divisors (486580576).

973161146 is a wasteful number, since it uses less digits than its factorization.

973161146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486580575.

The product of its digits is 27216, while the sum is 38.

The square root of 973161146 is about 31195.5308658147. The cubic root of 973161146 is about 990.9724641674.

The spelling of 973161146 in words is "nine hundred seventy-three million, one hundred sixty-one thousand, one hundred forty-six".