253540233111 has 16 divisors (see below), whose sum is σ = 381502546560. Its totient is φ = 148362100320.

The previous prime is 253540233109. The next prime is 253540233151. The reversal of 253540233111 is 111332045352.

It is not a de Polignac number, because 253540233111 - 2¹ = 253540233109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253540233151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132465205 + ... + 132467118.

It is an arithmetic number, because the mean of its divisors is an integer number (23843909160).

Almost surely, 2^253540233111 is an apocalyptic number.

253540233111 is a deficient number, since it is larger than the sum of its proper divisors (127962313449).

253540233111 is a wasteful number, since it uses less digits than its factorization.

253540233111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264932366.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 253540233111 its reverse (111332045352), we get a palindrome (364872278463).

The spelling of 253540233111 in words is "two hundred fifty-three billion, five hundred forty million, two hundred thirty-three thousand, one hundred eleven".