61277314103 has 2 divisors, whose sum is σ = 61277314104. Its totient is φ = 61277314102.

The previous prime is 61277313997. The next prime is 61277314129. The reversal of 61277314103 is 30141377216.

61277314103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61277314103 - 2¹² = 61277310007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61277317103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30638657051 + 30638657052.

It is an arithmetic number, because the mean of its divisors is an integer number (30638657052).

Almost surely, 2^61277314103 is an apocalyptic number.

61277314103 is a deficient number, since it is larger than the sum of its proper divisors (1).

61277314103 is an equidigital number, since it uses as much as digits as its factorization.

61277314103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 35.

The spelling of 61277314103 in words is "sixty-one billion, two hundred seventy-seven million, three hundred fourteen thousand, one hundred three".