111045525445 has 8 divisors (see below), whose sum is σ = 134433875736. Its totient is φ = 88050256896.

The previous prime is 111045525433. The next prime is 111045525449. The reversal of 111045525445 is 544525540111.

It can be written as a sum of positive squares in 4 ways, for example, as 2997891009 + 108047634436 = 54753^2 + 328706^2 .

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 111045525445 - 2⁷ = 111045525317 is a prime.

It is a super-2 number, since 2×111045525445² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111045525449) 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, 98269812 + ... + 98270941.

It is an arithmetic number, because the mean of its divisors is an integer number (16804234467).

Almost surely, 2^111045525445 is an apocalyptic number.

It is an amenable number.

111045525445 is a deficient number, since it is larger than the sum of its proper divisors (23388350291).

111045525445 is a wasteful number, since it uses less digits than its factorization.

111045525445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196540871.

The product of its (nonzero) digits is 80000, while the sum is 37.

The spelling of 111045525445 in words is "one hundred eleven billion, forty-five million, five hundred twenty-five thousand, four hundred forty-five".