61006061071 has 2 divisors, whose sum is σ = 61006061072. Its totient is φ = 61006061070.

The previous prime is 61006061027. The next prime is 61006061141. The reversal of 61006061071 is 17016060016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61006061071 - 2²⁷ = 60871843343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61006061471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30503030535 + 30503030536.

It is an arithmetic number, because the mean of its divisors is an integer number (30503030536).

Almost surely, 2^61006061071 is an apocalyptic number.

61006061071 is a deficient number, since it is larger than the sum of its proper divisors (1).

61006061071 is an equidigital number, since it uses as much as digits as its factorization.

61006061071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The spelling of 61006061071 in words is "sixty-one billion, six million, sixty-one thousand, seventy-one".