63122147 has 4 divisors (see below), whose sum is σ = 68860536. Its totient is φ = 57383760.

The previous prime is 63122131. The next prime is 63122167. The reversal of 63122147 is 74122136.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63122147 - 2⁴ = 63122131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63122167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2869178 + ... + 2869199.

It is an arithmetic number, because the mean of its divisors is an integer number (17215134).

Almost surely, 2^63122147 is an apocalyptic number.

63122147 is a deficient number, since it is larger than the sum of its proper divisors (5738389).

63122147 is a wasteful number, since it uses less digits than its factorization.

63122147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5738388.

The product of its digits is 2016, while the sum is 26.

The square root of 63122147 is about 7944.9447449306. The cubic root of 63122147 is about 398.1627134495.

The spelling of 63122147 in words is "sixty-three million, one hundred twenty-two thousand, one hundred forty-seven".