1353123020525 has 12 divisors (see below), whose sum is σ = 1750823526432. Its totient is φ = 1035433267440.

The previous prime is 1353123020489. The next prime is 1353123020527. The reversal of 1353123020525 is 5250203213531.

It is not a de Polignac number, because 1353123020525 - 2⁶ = 1353123020461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1353123020491 and 1353123020500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353123020527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1176628139 + ... + 1176629288.

It is an arithmetic number, because the mean of its divisors is an integer number (145901960536).

Almost surely, 2^{1353123020525} is an apocalyptic number.

It is an amenable number.

1353123020525 is a deficient number, since it is larger than the sum of its proper divisors (397700505907).

1353123020525 is a wasteful number, since it uses less digits than its factorization.

1353123020525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353257460 (or 2353257455 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 1353123020525 in words is "one trillion, three hundred fifty-three billion, one hundred twenty-three million, twenty thousand, five hundred twenty-five".