1121100458 has 8 divisors (see below), whose sum is σ = 1685162880. Its totient is φ = 559379500.

The previous prime is 1121100457. The next prime is 1121100499. The reversal of 1121100458 is 8540011211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1121100457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584168 + ... + 586083.

It is an arithmetic number, because the mean of its divisors is an integer number (210645360).

Almost surely, 2^1121100458 is an apocalyptic number.

1121100458 is a deficient number, since it is larger than the sum of its proper divisors (564062422).

1121100458 is a wasteful number, since it uses less digits than its factorization.

1121100458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170732.

The product of its (nonzero) digits is 320, while the sum is 23.

The square root of 1121100458 is about 33482.8382608165. The cubic root of 1121100458 is about 1038.8388353239.

Adding to 1121100458 its reverse (8540011211), we get a palindrome (9661111669).

The spelling of 1121100458 in words is "one billion, one hundred twenty-one million, one hundred thousand, four hundred fifty-eight".