109241061251 has 4 divisors (see below), whose sum is σ = 124846927152. Its totient is φ = 93635195352.

The previous prime is 109241061143. The next prime is 109241061283. The reversal of 109241061251 is 152160142901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 109241061251 - 2¹⁴ = 109241044867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109241069251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7802932940 + ... + 7802932953.

It is an arithmetic number, because the mean of its divisors is an integer number (31211731788).

Almost surely, 2^109241061251 is an apocalyptic number.

109241061251 is a deficient number, since it is larger than the sum of its proper divisors (15605865901).

109241061251 is an equidigital number, since it uses as much as digits as its factorization.

109241061251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15605865900.

The product of its (nonzero) digits is 4320, while the sum is 32.

The spelling of 109241061251 in words is "one hundred nine billion, two hundred forty-one million, sixty-one thousand, two hundred fifty-one".