61061793 has 16 divisors (see below), whose sum is σ = 89119296. Its totient is φ = 36959040.

The previous prime is 61061783. The next prime is 61061809. The reversal of 61061793 is 39716016.

It is not a de Polignac number, because 61061793 - 2⁵ = 61061761 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61061753) 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, 10455 + ... + 15212.

It is an arithmetic number, because the mean of its divisors is an integer number (5569956).

Almost surely, 2^61061793 is an apocalyptic number.

It is an amenable number.

61061793 is a deficient number, since it is larger than the sum of its proper divisors (28057503).

61061793 is a wasteful number, since it uses less digits than its factorization.

61061793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25744.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 61061793 is about 7814.2045660451. The cubic root of 61061793 is about 393.7825958402.

The spelling of 61061793 in words is "sixty-one million, sixty-one thousand, seven hundred ninety-three".