1138602322 has 32 divisors (see below), whose sum is σ = 2112102720. Its totient is φ = 452589120.

The previous prime is 1138602299. The next prime is 1138602323. The reversal of 1138602322 is 2232068311.

It is not an unprimeable number, because it can be changed into a prime (1138602323) 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, 99333 + ... + 110200.

It is an arithmetic number, because the mean of its divisors is an integer number (66003210).

Almost surely, 2^1138602322 is an apocalyptic number.

1138602322 is a deficient number, since it is larger than the sum of its proper divisors (973500398).

1138602322 is a wasteful number, since it uses less digits than its factorization.

1138602322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209578.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1138602322 is about 33743.1818594513. The cubic root of 1138602322 is about 1044.2168294710.

The spelling of 1138602322 in words is "one billion, one hundred thirty-eight million, six hundred two thousand, three hundred twenty-two".