1108425260251 has 4 divisors (see below), whose sum is σ = 1108601235000. Its totient is φ = 1108249285504.

The previous prime is 1108425260209. The next prime is 1108425260287. The reversal of 1108425260251 is 1520625248011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1108425260251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1108425260251.

It is not an unprimeable number, because it can be changed into a prime (1108425263251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87977926 + ... + 87990523.

It is an arithmetic number, because the mean of its divisors is an integer number (277150308750).

Almost surely, 2^{1108425260251} is an apocalyptic number.

1108425260251 is a deficient number, since it is larger than the sum of its proper divisors (175974749).

1108425260251 is an equidigital number, since it uses as much as digits as its factorization.

1108425260251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175974748.

The product of its (nonzero) digits is 38400, while the sum is 37.

The spelling of 1108425260251 in words is "one trillion, one hundred eight billion, four hundred twenty-five million, two hundred sixty thousand, two hundred fifty-one".