63142767 has 16 divisors (see below), whose sum is σ = 93955680. Its totient is φ = 41910336.

The previous prime is 63142763. The next prime is 63142789. The reversal of 63142767 is 76724136.

It is not a de Polignac number, because 63142767 - 2² = 63142763 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63142763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1273 + ... + 11309.

It is an arithmetic number, because the mean of its divisors is an integer number (5872230).

Almost surely, 2^63142767 is an apocalyptic number.

63142767 is a deficient number, since it is larger than the sum of its proper divisors (30812913).

63142767 is a wasteful number, since it uses less digits than its factorization.

63142767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10279 (or 10273 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 63142767 is about 7946.2423194866. The cubic root of 63142767 is about 398.2060644322.

The spelling of 63142767 in words is "sixty-three million, one hundred forty-two thousand, seven hundred sixty-seven".