61171703 has 4 divisors (see below), whose sum is σ = 61192248. Its totient is φ = 61151160.

The previous prime is 61171679. The next prime is 61171717. The reversal of 61171703 is 30717116.

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 61171703 - 2⁸ = 61171447 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 (61171783) 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, 4853 + ... + 12078.

It is an arithmetic number, because the mean of its divisors is an integer number (15298062).

Almost surely, 2^61171703 is an apocalyptic number.

61171703 is a deficient number, since it is larger than the sum of its proper divisors (20545).

61171703 is a wasteful number, since it uses less digits than its factorization.

61171703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20544.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 61171703 is about 7821.2341097809. The cubic root of 61171703 is about 394.0187211423.

Adding to 61171703 its reverse (30717116), we get a palindrome (91888819).

The spelling of 61171703 in words is "sixty-one million, one hundred seventy-one thousand, seven hundred three".