111012452 has 6 divisors (see below), whose sum is σ = 194271798. Its totient is φ = 55506224.

The previous prime is 111012437. The next prime is 111012479. The reversal of 111012452 is 254210111.

It can be written as a sum of positive squares in only one way, i.e., 104980516 + 6031936 = 10246^2 + 2456^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111012452.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13876553 + ... + 13876560.

It is an arithmetic number, because the mean of its divisors is an integer number (32378633).

Almost surely, 2^111012452 is an apocalyptic number.

It is an amenable number.

111012452 is a deficient number, since it is larger than the sum of its proper divisors (83259346).

111012452 is a wasteful number, since it uses less digits than its factorization.

111012452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27753117 (or 27753115 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 111012452 is about 10536.2446820487. The cubic root of 111012452 is about 480.6075235728.

Adding to 111012452 its reverse (254210111), we get a palindrome (365222563).

The spelling of 111012452 in words is "one hundred eleven million, twelve thousand, four hundred fifty-two".