1100249097 has 16 divisors (see below), whose sum is σ = 1477304640. Its totient is φ = 728358912.

The previous prime is 1100249053. The next prime is 1100249107. The reversal of 1100249097 is 7909420011.

It is not a de Polignac number, because 1100249097 - 2⁷ = 1100248969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100249047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 618273 + ... + 620049.

It is an arithmetic number, because the mean of its divisors is an integer number (92331540).

Almost surely, 2^1100249097 is an apocalyptic number.

It is an amenable number.

1100249097 is a deficient number, since it is larger than the sum of its proper divisors (377055543).

1100249097 is a wasteful number, since it uses less digits than its factorization.

1100249097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3112.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 1100249097 is about 33170.0029695507. The cubic root of 1100249097 is about 1032.3580301450.

The spelling of 1100249097 in words is "one billion, one hundred million, two hundred forty-nine thousand, ninety-seven".