11534340253 has 32 divisors (see below), whose sum is σ = 12229015040. Its totient is φ = 10868981760.

The previous prime is 11534340247. The next prime is 11534340263. The reversal of 11534340253 is 35204343511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11534340253 is a prime.

It is a super-2 number, since 2×11534340253² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11534340263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47860213 + ... + 47860453.

It is an arithmetic number, because the mean of its divisors is an integer number (382156720).

Almost surely, 2^11534340253 is an apocalyptic number.

It is an amenable number.

11534340253 is a deficient number, since it is larger than the sum of its proper divisors (694674787).

11534340253 is a wasteful number, since it uses less digits than its factorization.

11534340253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 11534340253 its reverse (35204343511), we get a palindrome (46738683764).

The spelling of 11534340253 in words is "eleven billion, five hundred thirty-four million, three hundred forty thousand, two hundred fifty-three".