11542053340 has 12 divisors (see below), whose sum is σ = 24238312056. Its totient is φ = 4616821328.

The previous prime is 11542053337. The next prime is 11542053349. The reversal of 11542053340 is 4335024511.

It is a junction number, because it is equal to n+sod(n) for n = 11542053299 and 11542053308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11542053349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288551314 + ... + 288551353.

It is an arithmetic number, because the mean of its divisors is an integer number (2019859338).

Almost surely, 2^11542053340 is an apocalyptic number.

11542053340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11542053340 is an abundant number, since it is smaller than the sum of its proper divisors (12696258716).

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

11542053340 is a wasteful number, since it uses less digits than its factorization.

11542053340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577102676 (or 577102674 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 11542053340 its reverse (4335024511), we get a palindrome (15877077851).

The spelling of 11542053340 in words is "eleven billion, five hundred forty-two million, fifty-three thousand, three hundred forty".