109671256287113 has 2 divisors, whose sum is σ = 109671256287114. Its totient is φ = 109671256287112.

The previous prime is 109671256287091. The next prime is 109671256287119. The reversal of 109671256287113 is 311782652176901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69311003054329 + 40360253232784 = 8325323^2 + 6352972^2 .

It is a cyclic number.

It is not a de Polignac number, because 109671256287113 - 2⁸ = 109671256286857 is a prime.

It is not a weakly prime, because it can be changed into another prime (109671256287119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54835628143556 + 54835628143557.

It is an arithmetic number, because the mean of its divisors is an integer number (54835628143557).

Almost surely, 2^{109671256287113} is an apocalyptic number.

It is an amenable number.

109671256287113 is a deficient number, since it is larger than the sum of its proper divisors (1).

109671256287113 is an equidigital number, since it uses as much as digits as its factorization.

109671256287113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7620480, while the sum is 59.

The spelling of 109671256287113 in words is "one hundred nine trillion, six hundred seventy-one billion, two hundred fifty-six million, two hundred eighty-seven thousand, one hundred thirteen".