1133445494 has 32 divisors (see below), whose sum is σ = 1847712000. Its totient is φ = 519631200.

The previous prime is 1133445493. The next prime is 1133445517. The reversal of 1133445494 is 4945443311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133445493) 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, 277769 + ... + 281819.

It is an arithmetic number, because the mean of its divisors is an integer number (57741000).

Almost surely, 2^1133445494 is an apocalyptic number.

1133445494 is a deficient number, since it is larger than the sum of its proper divisors (714266506).

1133445494 is a wasteful number, since it uses less digits than its factorization.

1133445494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308.

The product of its digits is 103680, while the sum is 38.

The square root of 1133445494 is about 33666.6822541218. The cubic root of 1133445494 is about 1042.6379941817.

The spelling of 1133445494 in words is "one billion, one hundred thirty-three million, four hundred forty-five thousand, four hundred ninety-four".