1025015134625 has 16 divisors (see below), whose sum is σ = 1300900573440. Its totient is φ = 806113591600.

The previous prime is 1025015134607. The next prime is 1025015134643. The reversal of 1025015134625 is 5264315105201.

It is an interprime number because it is at equal distance from previous prime (1025015134607) and next prime (1025015134643).

It is not a de Polignac number, because 1025015134625 - 2²⁰ = 1025014086049 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 69485177 + ... + 69499926.

It is an arithmetic number, because the mean of its divisors is an integer number (81306285840).

Almost surely, 2^{1025015134625} is an apocalyptic number.

It is an amenable number.

1025015134625 is a deficient number, since it is larger than the sum of its proper divisors (275885438815).

1025015134625 is an equidigital number, since it uses as much as digits as its factorization.

1025015134625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138985177 (or 138985167 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 1025015134625 in words is "one trillion, twenty-five billion, fifteen million, one hundred thirty-four thousand, six hundred twenty-five".