109398825451 has 2 divisors, whose sum is σ = 109398825452. Its totient is φ = 109398825450.

The previous prime is 109398825443. The next prime is 109398825467. The reversal of 109398825451 is 154528893901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109398825451 - 2³ = 109398825443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109398825392 and 109398825401.

It is not a weakly prime, because it can be changed into another prime (109398825421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54699412725 + 54699412726.

It is an arithmetic number, because the mean of its divisors is an integer number (54699412726).

Almost surely, 2^109398825451 is an apocalyptic number.

109398825451 is a deficient number, since it is larger than the sum of its proper divisors (1).

109398825451 is an equidigital number, since it uses as much as digits as its factorization.

109398825451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 55.

The spelling of 109398825451 in words is "one hundred nine billion, three hundred ninety-eight million, eight hundred twenty-five thousand, four hundred fifty-one".