1121100495 has 16 divisors (see below), whose sum is σ = 1797297120. Its totient is φ = 596741504.

The previous prime is 1121100457. The next prime is 1121100499. The reversal of 1121100495 is 5940011211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1121100495 - 2⁹ = 1121099983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121100499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65784 + ... + 81053.

It is an arithmetic number, because the mean of its divisors is an integer number (112331070).

Almost surely, 2^1121100495 is an apocalyptic number.

1121100495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1121100495 is a deficient number, since it is larger than the sum of its proper divisors (676196625).

1121100495 is a wasteful number, since it uses less digits than its factorization.

1121100495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147354.

The product of its (nonzero) digits is 360, while the sum is 24.

The square root of 1121100495 is about 33482.8388133384. The cubic root of 1121100495 is about 1038.8388467523.

The spelling of 1121100495 in words is "one billion, one hundred twenty-one million, one hundred thousand, four hundred ninety-five".