111412364551 has 8 divisors (see below), whose sum is σ = 118894901760. Its totient is φ = 104033035008.

The previous prime is 111412364513. The next prime is 111412364587. The reversal of 111412364551 is 155463214111.

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 111412364551 - 2¹³ = 111412356359 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 (111412364501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25799686 + ... + 25804003.

It is an arithmetic number, because the mean of its divisors is an integer number (14861862720).

Almost surely, 2^111412364551 is an apocalyptic number.

111412364551 is a deficient number, since it is larger than the sum of its proper divisors (7482537209).

111412364551 is a wasteful number, since it uses less digits than its factorization.

111412364551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51603833.

The product of its digits is 14400, while the sum is 34.

Adding to 111412364551 its reverse (155463214111), we get a palindrome (266875578662).

The spelling of 111412364551 in words is "one hundred eleven billion, four hundred twelve million, three hundred sixty-four thousand, five hundred fifty-one".