109274497571 has 2 divisors, whose sum is σ = 109274497572. Its totient is φ = 109274497570.

The previous prime is 109274497559. The next prime is 109274497613. The reversal of 109274497571 is 175794472901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109274497571 - 2¹⁰ = 109274496547 is a prime.

It is not a weakly prime, because it can be changed into another prime (109274497511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54637248785 + 54637248786.

It is an arithmetic number, because the mean of its divisors is an integer number (54637248786).

Almost surely, 2^109274497571 is an apocalyptic number.

109274497571 is a deficient number, since it is larger than the sum of its proper divisors (1).

109274497571 is an equidigital number, since it uses as much as digits as its factorization.

109274497571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4445280, while the sum is 56.

The spelling of 109274497571 in words is "one hundred nine billion, two hundred seventy-four million, four hundred ninety-seven thousand, five hundred seventy-one".