63143900 has 36 divisors (see below), whose sum is σ = 141449280. Its totient is φ = 24441600.

The previous prime is 63143893. The next prime is 63143903. The reversal of 63143900 is 934136.

It is a self number, because there is not a number n which added to its sum of digits gives 63143900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63143903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7085 + ... + 13284.

Almost surely, 2^63143900 is an apocalyptic number.

It is an amenable number.

63143900 is an abundant number, since it is smaller than the sum of its proper divisors (78305380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63143900 is a wasteful number, since it uses less digits than its factorization.

63143900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20414 (or 20407 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 63143900 is about 7946.3136107254. The cubic root of 63143900 is about 398.2084461501.

The spelling of 63143900 in words is "sixty-three million, one hundred forty-three thousand, nine hundred".