1111448697 has 16 divisors (see below), whose sum is σ = 1516879872. Its totient is φ = 723687440.

The previous prime is 1111448683. The next prime is 1111448699. The reversal of 1111448697 is 7968441111.

It is a cyclic number.

It is not a de Polignac number, because 1111448697 - 2²⁰ = 1110400121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111448699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1593 + ... + 47174.

It is an arithmetic number, because the mean of its divisors is an integer number (94804992).

Almost surely, 2^1111448697 is an apocalyptic number.

It is an amenable number.

1111448697 is a deficient number, since it is larger than the sum of its proper divisors (405431175).

1111448697 is a wasteful number, since it uses less digits than its factorization.

1111448697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48948.

The product of its digits is 48384, while the sum is 42.

The square root of 1111448697 is about 33338.3967370958. The cubic root of 1111448697 is about 1035.8490538144.

The spelling of 1111448697 in words is "one billion, one hundred eleven million, four hundred forty-eight thousand, six hundred ninety-seven".