1083420640225 has 96 divisors (see below), whose sum is σ = 1729839283200. Its totient is φ = 653446828800.

The previous prime is 1083420640193. The next prime is 1083420640229. The reversal of 1083420640225 is 5220460243801.

It is not a de Polignac number, because 1083420640225 - 2⁵ = 1083420640193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (1083420640229) 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 95 ways as a sum of consecutive naturals, for example, 12706786 + ... + 12791764.

It is an arithmetic number, because the mean of its divisors is an integer number (18019159200).

Almost surely, 2^{1083420640225} is an apocalyptic number.

It is an amenable number.

1083420640225 is a deficient number, since it is larger than the sum of its proper divisors (646418642975).

1083420640225 is a wasteful number, since it uses less digits than its factorization.

1083420640225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85223 (or 85218 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 1083420640225 in words is "one trillion, eighty-three billion, four hundred twenty million, six hundred forty thousand, two hundred twenty-five".