1133385442 has 16 divisors (see below), whose sum is σ = 1962979200. Its totient is φ = 480728448.

The previous prime is 1133385437. The next prime is 1133385479. The reversal of 1133385442 is 2445833311.

It is a junction number, because it is equal to n+sod(n) for n = 1133385398 and 1133385407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415942 + ... + 418657.

It is an arithmetic number, because the mean of its divisors is an integer number (122686200).

Almost surely, 2^1133385442 is an apocalyptic number.

1133385442 is a deficient number, since it is larger than the sum of its proper divisors (829593758).

1133385442 is an equidigital number, since it uses as much as digits as its factorization.

1133385442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834705.

The product of its digits is 34560, while the sum is 34.

The square root of 1133385442 is about 33665.7903813352. The cubic root of 1133385442 is about 1042.6195802385.

The spelling of 1133385442 in words is "one billion, one hundred thirty-three million, three hundred eighty-five thousand, four hundred forty-two".