111344625145 has 16 divisors (see below), whose sum is σ = 145164901392. Its totient is φ = 81496074240.

The previous prime is 111344625143. The next prime is 111344625179. The reversal of 111344625145 is 541526443111.

It can be written as a sum of positive squares in 8 ways, for example, as 38550966336 + 72793658809 = 196344^2 + 269803^2 .

It is not a de Polignac number, because 111344625145 - 2¹ = 111344625143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111344625143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7572276 + ... + 7586965.

It is an arithmetic number, because the mean of its divisors is an integer number (9072806337).

Almost surely, 2^111344625145 is an apocalyptic number.

It is an amenable number.

111344625145 is a deficient number, since it is larger than the sum of its proper divisors (33820276247).

111344625145 is a wasteful number, since it uses less digits than its factorization.

111344625145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15159372.

The product of its digits is 57600, while the sum is 37.

The spelling of 111344625145 in words is "one hundred eleven billion, three hundred forty-four million, six hundred twenty-five thousand, one hundred forty-five".