61262117 has 16 divisors (see below), whose sum is σ = 72531072. Its totient is φ = 50656320.

The previous prime is 61262063. The next prime is 61262161. The reversal of 61262117 is 71126216.

61262117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61262117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61262167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21278 + ... + 23984.

It is an arithmetic number, because the mean of its divisors is an integer number (4533192).

Almost surely, 2^61262117 is an apocalyptic number.

It is an amenable number.

61262117 is a deficient number, since it is larger than the sum of its proper divisors (11268955).

61262117 is a wasteful number, since it uses less digits than its factorization.

61262117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828.

The product of its digits is 1008, while the sum is 26.

The square root of 61262117 is about 7827.0120097008. The cubic root of 61262117 is about 394.2127502424.

The spelling of 61262117 in words is "sixty-one million, two hundred sixty-two thousand, one hundred seventeen".