63123142 has 16 divisors (see below), whose sum is σ = 100403712. Its totient is φ = 29660800.

The previous prime is 63123131. The next prime is 63123143. The reversal of 63123142 is 24132136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63123143) 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, 38328 + ... + 39940.

It is an arithmetic number, because the mean of its divisors is an integer number (6275232).

Almost surely, 2^63123142 is an apocalyptic number.

63123142 is a deficient number, since it is larger than the sum of its proper divisors (37280570).

63123142 is a wasteful number, since it uses less digits than its factorization.

63123142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783.

The product of its digits is 864, while the sum is 22.

The square root of 63123142 is about 7945.0073631180. The cubic root of 63123142 is about 398.1648055299.

Adding to 63123142 its reverse (24132136), we get a palindrome (87255278).

The spelling of 63123142 in words is "sixty-three million, one hundred twenty-three thousand, one hundred forty-two".