61005793 has 2 divisors, whose sum is σ = 61005794. Its totient is φ = 61005792.

The previous prime is 61005787. The next prime is 61005811. The reversal of 61005793 is 39750016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53699584 + 7306209 = 7328^2 + 2703^2 .

It is a cyclic number.

It is not a de Polignac number, because 61005793 - 2⁵ = 61005761 is a prime.

It is not a weakly prime, because it can be changed into another prime (61005733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30502896 + 30502897.

It is an arithmetic number, because the mean of its divisors is an integer number (30502897).

Almost surely, 2^61005793 is an apocalyptic number.

It is an amenable number.

61005793 is a deficient number, since it is larger than the sum of its proper divisors (1).

61005793 is an equidigital number, since it uses as much as digits as its factorization.

61005793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 61005793 is about 7810.6205259249. The cubic root of 61005793 is about 393.6621791880.

The spelling of 61005793 in words is "sixty-one million, five thousand, seven hundred ninety-three".