1111584268949 has 16 divisors (see below), whose sum is σ = 1389731696640. Its totient is φ = 863756810160.

The previous prime is 1111584268937. The next prime is 1111584268967. The reversal of 1111584268949 is 9498624851111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1111584268949 - 2⁸ = 1111584268693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111584264949) 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, 20078429 + ... + 20133714.

It is an arithmetic number, because the mean of its divisors is an integer number (86858231040).

Almost surely, 2^{1111584268949} is an apocalyptic number.

It is an amenable number.

1111584268949 is a deficient number, since it is larger than the sum of its proper divisors (278147427691).

1111584268949 is a wasteful number, since it uses less digits than its factorization.

1111584268949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40212520.

The product of its digits is 4976640, while the sum is 59.

The spelling of 1111584268949 in words is "one trillion, one hundred eleven billion, five hundred eighty-four million, two hundred sixty-eight thousand, nine hundred forty-nine".