63061129 has 4 divisors (see below), whose sum is σ = 64094980. Its totient is φ = 62027280.

The previous prime is 63061111. The next prime is 63061151. The reversal of 63061129 is 92116036.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29975625 + 33085504 = 5475^2 + 5752^2 .

It is a cyclic number.

It is not a de Polignac number, because 63061129 - 2⁷ = 63061001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63061097 and 63061106.

It is not an unprimeable number, because it can be changed into a prime (63061189) 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, 516834 + ... + 516955.

It is an arithmetic number, because the mean of its divisors is an integer number (16023745).

Almost surely, 2^63061129 is an apocalyptic number.

It is an amenable number.

63061129 is a deficient number, since it is larger than the sum of its proper divisors (1033851).

63061129 is a wasteful number, since it uses less digits than its factorization.

63061129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033850.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 63061129 is about 7941.1037645909. The cubic root of 63061129 is about 398.0343753715.

It can be divided in two parts, 63061 and 129, that added together give a triangular number (63190 = T₃₅₅).

The spelling of 63061129 in words is "sixty-three million, sixty-one thousand, one hundred twenty-nine".