1025021145063 has 8 divisors (see below), whose sum is σ = 1366717371376. Its totient is φ = 683336174400.

The previous prime is 1025021145059. The next prime is 1025021145097. The reversal of 1025021145063 is 3605411205201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1025021145063 - 2² = 1025021145059 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 1025021145063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025021145163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2599078 + ... + 2967363.

It is an arithmetic number, because the mean of its divisors is an integer number (170839671422).

Almost surely, 2^{1025021145063} is an apocalyptic number.

1025021145063 is a deficient number, since it is larger than the sum of its proper divisors (341696226313).

1025021145063 is an equidigital number, since it uses as much as digits as its factorization.

1025021145063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5627825.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 1025021145063 in words is "one trillion, twenty-five billion, twenty-one million, one hundred forty-five thousand, sixty-three".