111355454 has 16 divisors (see below), whose sum is σ = 191038848. Its totient is φ = 47687832.

The previous prime is 111355417. The next prime is 111355471. The reversal of 111355454 is 454553111.

It is a super-2 number, since 2×111355454² = 24800074271092232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25817 + ... + 29819.

It is an arithmetic number, because the mean of its divisors is an integer number (11939928).

Almost surely, 2^111355454 is an apocalyptic number.

111355454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111355454 is a deficient number, since it is larger than the sum of its proper divisors (79683394).

111355454 is a wasteful number, since it uses less digits than its factorization.

111355454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5999.

The product of its digits is 6000, while the sum is 29.

The square root of 111355454 is about 10552.5093698134. The cubic root of 111355454 is about 481.1020021890.

The spelling of 111355454 in words is "one hundred eleven million, three hundred fifty-five thousand, four hundred fifty-four".