1138312362 has 16 divisors (see below), whose sum is σ = 2483590752. Its totient is φ = 344943120.

The previous prime is 1138312361. The next prime is 1138312369. The reversal of 1138312362 is 2632138311.

It is not an unprimeable number, because it can be changed into a prime (1138312361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8623513 + ... + 8623644.

It is an arithmetic number, because the mean of its divisors is an integer number (155224422).

Almost surely, 2^1138312362 is an apocalyptic number.

1138312362 is an abundant number, since it is smaller than the sum of its proper divisors (1345278390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1138312362 is a wasteful number, since it uses less digits than its factorization.

1138312362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17247173.

The product of its digits is 5184, while the sum is 30.

The square root of 1138312362 is about 33738.8850141791. The cubic root of 1138312362 is about 1044.1281807795.

The spelling of 1138312362 in words is "one billion, one hundred thirty-eight million, three hundred twelve thousand, three hundred sixty-two".