1025535644123 has 8 divisors (see below), whose sum is σ = 1079564547600. Its totient is φ = 971512075008.

The previous prime is 1025535644093. The next prime is 1025535644153. The reversal of 1025535644123 is 3214465355201.

It is an interprime number because it is at equal distance from previous prime (1025535644093) and next prime (1025535644153).

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

It is a cyclic number.

It is not a de Polignac number, because 1025535644123 - 2²² = 1025531449819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025535644153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935918 + ... + 1710851.

It is an arithmetic number, because the mean of its divisors is an integer number (134945568450).

Almost surely, 2^{1025535644123} is an apocalyptic number.

1025535644123 is a deficient number, since it is larger than the sum of its proper divisors (54028903477).

1025535644123 is a wasteful number, since it uses less digits than its factorization.

1025535644123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667181.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 1025535644123 in words is "one trillion, twenty-five billion, five hundred thirty-five million, six hundred forty-four thousand, one hundred twenty-three".