1111736428 has 12 divisors (see below), whose sum is σ = 2122405992. Its totient is φ = 505334720.

The previous prime is 1111736413. The next prime is 1111736467. The reversal of 1111736428 is 8246371111.

It is a junction number, because it is equal to n+sod(n) for n = 1111736393 and 1111736402.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12633325 + ... + 12633412.

It is an arithmetic number, because the mean of its divisors is an integer number (176867166).

Almost surely, 2^1111736428 is an apocalyptic number.

It is an amenable number.

1111736428 is a deficient number, since it is larger than the sum of its proper divisors (1010669564).

1111736428 is a wasteful number, since it uses less digits than its factorization.

1111736428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25266752 (or 25266750 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 1111736428 is about 33342.7117673413. The cubic root of 1111736428 is about 1035.9384327092.

The spelling of 1111736428 in words is "one billion, one hundred eleven million, seven hundred thirty-six thousand, four hundred twenty-eight".