11253442254 has 32 divisors (see below), whose sum is σ = 23530500864. Its totient is φ = 3581170560.

The previous prime is 11253442243. The next prime is 11253442259. The reversal of 11253442254 is 45224435211.

It is a super-2 number, since 2×11253442254² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11253442259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5787 + ... + 150134.

It is an arithmetic number, because the mean of its divisors is an integer number (735328152).

Almost surely, 2^11253442254 is an apocalyptic number.

11253442254 is an abundant number, since it is smaller than the sum of its proper divisors (12277058610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11253442254 is a wasteful number, since it uses less digits than its factorization.

11253442254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156472.

The product of its digits is 38400, while the sum is 33.

Adding to 11253442254 its reverse (45224435211), we get a palindrome (56477877465).

The spelling of 11253442254 in words is "eleven billion, two hundred fifty-three million, four hundred forty-two thousand, two hundred fifty-four".