111341532551 has 8 divisors (see below), whose sum is σ = 112015190784. Its totient is φ = 110668819680.

The previous prime is 111341532527. The next prime is 111341532557. The reversal of 111341532551 is 155235143111.

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 111341532551 - 2¹⁸ = 111341270407 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 (111341532557) 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, 641 + ... + 471893.

It is an arithmetic number, because the mean of its divisors is an integer number (14001898848).

Almost surely, 2^111341532551 is an apocalyptic number.

111341532551 is a deficient number, since it is larger than the sum of its proper divisors (673658233).

111341532551 is a wasteful number, since it uses less digits than its factorization.

111341532551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472681.

The product of its digits is 9000, while the sum is 32.

Adding to 111341532551 its reverse (155235143111), we get a palindrome (266576675662).

The spelling of 111341532551 in words is "one hundred eleven billion, three hundred forty-one million, five hundred thirty-two thousand, five hundred fifty-one".