63165146 has 12 divisors (see below), whose sum is σ = 104144586. Its totient is φ = 28711320.

The previous prime is 63165143. The next prime is 63165163. The reversal of 63165146 is 64156136.

It can be written as a sum of positive squares in only one way, i.e., 59459521 + 3705625 = 7711^2 + 1925^2 .

It is not an unprimeable number, because it can be changed into a prime (63165143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 130265 + ... + 130748.

Almost surely, 2^63165146 is an apocalyptic number.

63165146 is a deficient number, since it is larger than the sum of its proper divisors (40979440).

63165146 is a wasteful number, since it uses less digits than its factorization.

63165146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261037 (or 261026 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 63165146 is about 7947.6503445987. The cubic root of 63165146 is about 398.2531028150.

The spelling of 63165146 in words is "sixty-three million, one hundred sixty-five thousand, one hundred forty-six".