61058759 has 4 divisors (see below), whose sum is σ = 61599216. Its totient is φ = 60518304.

The previous prime is 61058749. The next prime is 61058773. The reversal of 61058759 is 95785016.

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 61058759 - 2¹² = 61054663 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 (61058719) 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, 270059 + ... + 270284.

It is an arithmetic number, because the mean of its divisors is an integer number (15399804).

Almost surely, 2^61058759 is an apocalyptic number.

61058759 is a deficient number, since it is larger than the sum of its proper divisors (540457).

61058759 is a wasteful number, since it uses less digits than its factorization.

61058759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540456.

The product of its (nonzero) digits is 75600, while the sum is 41.

The square root of 61058759 is about 7814.0104299905. The cubic root of 61058759 is about 393.7760737248.

The spelling of 61058759 in words is "sixty-one million, fifty-eight thousand, seven hundred fifty-nine".