109371192647 has 2 divisors, whose sum is σ = 109371192648. Its totient is φ = 109371192646.

The previous prime is 109371192587. The next prime is 109371192769. The reversal of 109371192647 is 746291173901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109371192647 - 2¹⁶ = 109371127111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109371192595 and 109371192604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109371182647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54685596323 + 54685596324.

It is an arithmetic number, because the mean of its divisors is an integer number (54685596324).

Almost surely, 2^109371192647 is an apocalyptic number.

109371192647 is a deficient number, since it is larger than the sum of its proper divisors (1).

109371192647 is an equidigital number, since it uses as much as digits as its factorization.

109371192647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 109371192647 in words is "one hundred nine billion, three hundred seventy-one million, one hundred ninety-two thousand, six hundred forty-seven".