61163127 has 16 divisors (see below), whose sum is σ = 95942880. Its totient is φ = 38376576.

The previous prime is 61163111. The next prime is 61163153. The reversal of 61163127 is 72136116.

61163127 is a `hidden beast` number, since 6 + 1 + 1 + 631 + 27 = 666.

It is not a de Polignac number, because 61163127 - 2⁴ = 61163111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 61163127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61163227) 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, 66168 + ... + 67085.

It is an arithmetic number, because the mean of its divisors is an integer number (5996430).

Almost surely, 2^61163127 is an apocalyptic number.

61163127 is a deficient number, since it is larger than the sum of its proper divisors (34779753).

61163127 is a wasteful number, since it uses less digits than its factorization.

61163127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133279 (or 133273 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 61163127 is about 7820.6858394900. The cubic root of 61163127 is about 394.0003070591. Note that the first 3 decimals are identical.

The spelling of 61163127 in words is "sixty-one million, one hundred sixty-three thousand, one hundred twenty-seven".