111971604743 has 8 divisors (see below), whose sum is σ = 119325892608. Its totient is φ = 104824480024.

The previous prime is 111971604739. The next prime is 111971604863. The reversal of 111971604743 is 347406179111.

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

It is not a de Polignac number, because 111971604743 - 2² = 111971604739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111971604694 and 111971604703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111971600743) 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, 51789671 + ... + 51791832.

It is an arithmetic number, because the mean of its divisors is an integer number (14915736576).

Almost surely, 2^111971604743 is an apocalyptic number.

111971604743 is a deficient number, since it is larger than the sum of its proper divisors (7354287865).

111971604743 is a wasteful number, since it uses less digits than its factorization.

111971604743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103581573.

The product of its (nonzero) digits is 127008, while the sum is 44.

The spelling of 111971604743 in words is "one hundred eleven billion, nine hundred seventy-one million, six hundred four thousand, seven hundred forty-three".