11542312235 has 4 divisors (see below), whose sum is σ = 13850774688. Its totient is φ = 9233849784.

The previous prime is 11542312211. The next prime is 11542312241. The reversal of 11542312235 is 53221324511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53221324511 = 367 ⋅145017233.

It is a cyclic number.

It is not a de Polignac number, because 11542312235 - 2¹² = 11542308139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11542312198 and 11542312207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154231219 + ... + 1154231228.

It is an arithmetic number, because the mean of its divisors is an integer number (3462693672).

Almost surely, 2^11542312235 is an apocalyptic number.

11542312235 is a deficient number, since it is larger than the sum of its proper divisors (2308462453).

11542312235 is an equidigital number, since it uses as much as digits as its factorization.

11542312235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308462452.

The product of its digits is 7200, while the sum is 29.

Adding to 11542312235 its reverse (53221324511), we get a palindrome (64763636746).

The spelling of 11542312235 in words is "eleven billion, five hundred forty-two million, three hundred twelve thousand, two hundred thirty-five".