61058031143 has 2 divisors, whose sum is σ = 61058031144. Its totient is φ = 61058031142.

The previous prime is 61058031137. The next prime is 61058031187. The reversal of 61058031143 is 34113085016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61058031143 - 2¹² = 61058027047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61058031103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30529015571 + 30529015572.

It is an arithmetic number, because the mean of its divisors is an integer number (30529015572).

Almost surely, 2^61058031143 is an apocalyptic number.

61058031143 is a deficient number, since it is larger than the sum of its proper divisors (1).

61058031143 is an equidigital number, since it uses as much as digits as its factorization.

61058031143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 61058031143 in words is "sixty-one billion, fifty-eight million, thirty-one thousand, one hundred forty-three".