60139247093 has 2 divisors, whose sum is σ = 60139247094. Its totient is φ = 60139247092.

The previous prime is 60139247087. The next prime is 60139247143. The reversal of 60139247093 is 39074293106.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57635045329 + 2504201764 = 240073^2 + 50042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60139247093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60139247593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30069623546 + 30069623547.

It is an arithmetic number, because the mean of its divisors is an integer number (30069623547).

Almost surely, 2^60139247093 is an apocalyptic number.

It is an amenable number.

60139247093 is a deficient number, since it is larger than the sum of its proper divisors (1).

60139247093 is an equidigital number, since it uses as much as digits as its factorization.

60139247093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 44.

The spelling of 60139247093 in words is "sixty billion, one hundred thirty-nine million, two hundred forty-seven thousand, ninety-three".