1013250333523 has 4 divisors (see below), whose sum is σ = 1013252514768. Its totient is φ = 1013248152280.

The previous prime is 1013250333503. The next prime is 1013250333547. The reversal of 1013250333523 is 3253330523101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1013250333523 - 2²⁹ = 1012713462611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013250333503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84343 + ... + 1426048.

It is an arithmetic number, because the mean of its divisors is an integer number (253313128692).

Almost surely, 2^{1013250333523} is an apocalyptic number.

1013250333523 is a deficient number, since it is larger than the sum of its proper divisors (2181245).

1013250333523 is an equidigital number, since it uses as much as digits as its factorization.

1013250333523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181244.

The product of its (nonzero) digits is 24300, while the sum is 31.

Adding to 1013250333523 its reverse (3253330523101), we get a palindrome (4266580856624).

The spelling of 1013250333523 in words is "one trillion, thirteen billion, two hundred fifty million, three hundred thirty-three thousand, five hundred twenty-three".