61683117 has 8 divisors (see below), whose sum is σ = 82357824. Its totient is φ = 41065248.

The previous prime is 61683109. The next prime is 61683119. The reversal of 61683117 is 71138616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61683117 - 2³ = 61683109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61683119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11608 + ... + 16065.

It is an arithmetic number, because the mean of its divisors is an integer number (10294728).

Almost surely, 2^61683117 is an apocalyptic number.

It is an amenable number.

61683117 is a deficient number, since it is larger than the sum of its proper divisors (20674707).

61683117 is a wasteful number, since it uses less digits than its factorization.

61683117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28419.

The product of its digits is 6048, while the sum is 33.

The square root of 61683117 is about 7853.8600063918. The cubic root of 61683117 is about 395.1137139891.

The spelling of 61683117 in words is "sixty-one million, six hundred eighty-three thousand, one hundred seventeen".