61058071 has 2 divisors, whose sum is σ = 61058072. Its totient is φ = 61058070.

The previous prime is 61058017. The next prime is 61058111. The reversal of 61058071 is 17085016.

It is a happy number.

Together with previous prime (61058017) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61058071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61050071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30529035 + 30529036.

It is an arithmetic number, because the mean of its divisors is an integer number (30529036).

Almost surely, 2^61058071 is an apocalyptic number.

61058071 is a deficient number, since it is larger than the sum of its proper divisors (1).

61058071 is an equidigital number, since it uses as much as digits as its factorization.

61058071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 61058071 is about 7813.9664063777. The cubic root of 61058071 is about 393.7745947180.

The spelling of 61058071 in words is "sixty-one million, fifty-eight thousand, seventy-one".