11452423511 has 8 divisors (see below), whose sum is σ = 11951439840. Its totient is φ = 10953497632.

The previous prime is 11452423481. The next prime is 11452423559. The reversal of 11452423511 is 11532425411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11452423511 - 2²² = 11448229207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452423571) 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 7 ways as a sum of consecutive naturals, for example, 424205 + ... + 450393.

It is an arithmetic number, because the mean of its divisors is an integer number (1493929980).

Almost surely, 2^11452423511 is an apocalyptic number.

11452423511 is a deficient number, since it is larger than the sum of its proper divisors (499016329).

11452423511 is a wasteful number, since it uses less digits than its factorization.

11452423511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45225.

The product of its digits is 4800, while the sum is 29.

Adding to 11452423511 its reverse (11532425411), we get a palindrome (22984848922).

The spelling of 11452423511 in words is "eleven billion, four hundred fifty-two million, four hundred twenty-three thousand, five hundred eleven".