63137012 has 6 divisors (see below), whose sum is σ = 110489778. Its totient is φ = 31568504.

The previous prime is 63137003. The next prime is 63137023. The reversal of 63137012 is 21073136.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 53377636 + 9759376 = 7306^2 + 3124^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7892123 + ... + 7892130.

It is an arithmetic number, because the mean of its divisors is an integer number (18414963).

Almost surely, 2^63137012 is an apocalyptic number.

It is an amenable number.

63137012 is a deficient number, since it is larger than the sum of its proper divisors (47352766).

63137012 is a wasteful number, since it uses less digits than its factorization.

63137012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15784257 (or 15784255 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 63137012 is about 7945.8801903880. The cubic root of 63137012 is about 398.1939662108.

The spelling of 63137012 in words is "sixty-three million, one hundred thirty-seven thousand, twelve".