61013730311 has 2 divisors, whose sum is σ = 61013730312. Its totient is φ = 61013730310.

The previous prime is 61013730301. The next prime is 61013730359. The reversal of 61013730311 is 11303731016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61013730311 - 2⁶ = 61013730247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61013730301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30506865155 + 30506865156.

It is an arithmetic number, because the mean of its divisors is an integer number (30506865156).

Almost surely, 2^61013730311 is an apocalyptic number.

61013730311 is a deficient number, since it is larger than the sum of its proper divisors (1).

61013730311 is an equidigital number, since it uses as much as digits as its factorization.

61013730311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 26.

The spelling of 61013730311 in words is "sixty-one billion, thirteen million, seven hundred thirty thousand, three hundred eleven".