23153635033 has 2 divisors, whose sum is σ = 23153635034. Its totient is φ = 23153635032.

The previous prime is 23153634991. The next prime is 23153635181. The reversal of 23153635033 is 33053635132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23151752649 + 1882384 = 152157^2 + 1372^2 .

It is a cyclic number.

It is not a de Polignac number, because 23153635033 - 2²¹ = 23151537881 is a prime.

It is a super-2 number, since 2×23153635033² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23153635033.

It is not a weakly prime, because it can be changed into another prime (23153635433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11576817516 + 11576817517.

It is an arithmetic number, because the mean of its divisors is an integer number (11576817517).

Almost surely, 2^23153635033 is an apocalyptic number.

It is an amenable number.

23153635033 is a deficient number, since it is larger than the sum of its proper divisors (1).

23153635033 is an equidigital number, since it uses as much as digits as its factorization.

23153635033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 34.

Subtracting 23153635033 from its reverse (33053635132), we obtain a palindrome (9900000099).

The spelling of 23153635033 in words is "twenty-three billion, one hundred fifty-three million, six hundred thirty-five thousand, thirty-three".