111109354 has 4 divisors (see below), whose sum is σ = 166664034. Its totient is φ = 55554676.

The previous prime is 111109337. The next prime is 111109357. The reversal of 111109354 is 453901111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 453901111 = 1601 ⋅283511.

It can be written as a sum of positive squares in only one way, i.e., 108722329 + 2387025 = 10427^2 + 1545^2 .

It is not an unprimeable number, because it can be changed into a prime (111109357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27777337 + ... + 27777340.

Almost surely, 2^111109354 is an apocalyptic number.

111109354 is a deficient number, since it is larger than the sum of its proper divisors (55554680).

111109354 is an equidigital number, since it uses as much as digits as its factorization.

111109354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55554679.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 111109354 is about 10540.8421864669. The cubic root of 111109354 is about 480.7473225630.

The spelling of 111109354 in words is "one hundred eleven million, one hundred nine thousand, three hundred fifty-four".