111453513142 has 8 divisors (see below), whose sum is σ = 169470410616. Its totient is φ = 54963376272.

The previous prime is 111453513103. The next prime is 111453513173. The reversal of 111453513142 is 241315354111.

It is a happy number.

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

It is a congruent number.

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, 381689968 + ... + 381690259.

It is an arithmetic number, because the mean of its divisors is an integer number (21183801327).

Almost surely, 2^111453513142 is an apocalyptic number.

111453513142 is a deficient number, since it is larger than the sum of its proper divisors (58016897474).

111453513142 is an equidigital number, since it uses as much as digits as its factorization.

111453513142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763380302.

The product of its digits is 7200, while the sum is 31.

Adding to 111453513142 its reverse (241315354111), we get a palindrome (352768867253).

The spelling of 111453513142 in words is "one hundred eleven billion, four hundred fifty-three million, five hundred thirteen thousand, one hundred forty-two".