1023253333523 has 2 divisors, whose sum is σ = 1023253333524. Its totient is φ = 1023253333522.

The previous prime is 1023253333517. The next prime is 1023253333541. The reversal of 1023253333523 is 3253333523201.

It is a weak prime.

It is an emirp because it is prime and its reverse (3253333523201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1023253333523 - 2²⁰ = 1023252284947 is a prime.

It is not a weakly prime, because it can be changed into another prime (1023253332523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511626666761 + 511626666762.

It is an arithmetic number, because the mean of its divisors is an integer number (511626666762).

Almost surely, 2^{1023253333523} is an apocalyptic number.

1023253333523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023253333523 is an equidigital number, since it uses as much as digits as its factorization.

1023253333523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 35.

Adding to 1023253333523 its reverse (3253333523201), we get a palindrome (4276586856724).

The spelling of 1023253333523 in words is "one trillion, twenty-three billion, two hundred fifty-three million, three hundred thirty-three thousand, five hundred twenty-three".