1135254023523 has 48 divisors (see below), whose sum is σ = 1737990718464. Its totient is φ = 712945074240.

The previous prime is 1135254023507. The next prime is 1135254023539. The reversal of 1135254023523 is 3253204525311.

1135254023523 is a `hidden beast` number, since 1 + 1 + 352 + 54 + 0 + 235 + 23 = 666.

It is an interprime number because it is at equal distance from previous prime (1135254023507) and next prime (1135254023539).

It is not a de Polignac number, because 1135254023523 - 2⁴ = 1135254023507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1135255023523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3353640 + ... + 3676602.

It is an arithmetic number, because the mean of its divisors is an integer number (36208139968).

Almost surely, 2^{1135254023523} is an apocalyptic number.

1135254023523 is a deficient number, since it is larger than the sum of its proper divisors (602736694941).

1135254023523 is a wasteful number, since it uses less digits than its factorization.

1135254023523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323336 (or 323333 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 1135254023523 its reverse (3253204525311), we get a palindrome (4388458548834).

The spelling of 1135254023523 in words is "one trillion, one hundred thirty-five billion, two hundred fifty-four million, twenty-three thousand, five hundred twenty-three".