1111111374 has 32 divisors (see below), whose sum is σ = 2356289280. Its totient is φ = 348311232.

The previous prime is 1111111363. The next prime is 1111111387. The reversal of 1111111374 is 4731111111.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111111374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19954 + ... + 51189.

It is an arithmetic number, because the mean of its divisors is an integer number (73634040).

Almost surely, 2^1111111374 is an apocalyptic number.

1111111374 is an abundant number, since it is smaller than the sum of its proper divisors (1245177906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111111374 is a wasteful number, since it uses less digits than its factorization.

1111111374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71304.

The product of its digits is 84, while the sum is 21.

The square root of 1111111374 is about 33333.3372766664. The cubic root of 1111111374 is about 1035.7442503370.

Adding to 1111111374 its reverse (4731111111), we get a palindrome (5842222485).

It can be divided in two parts, 1111111 and 374, that multiplied together give a palindrome (415555514).

The spelling of 1111111374 in words is "one billion, one hundred eleven million, one hundred eleven thousand, three hundred seventy-four".