1138027967 has 8 divisors (see below), whose sum is σ = 1163266752. Its totient is φ = 1112832000.

The previous prime is 1138027963. The next prime is 1138027987. The reversal of 1138027967 is 7697208311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1138027967 - 2² = 1138027963 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138027963) 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, 46367 + ... + 66527.

It is an arithmetic number, because the mean of its divisors is an integer number (145408344).

Almost surely, 2^1138027967 is an apocalyptic number.

1138027967 is a deficient number, since it is larger than the sum of its proper divisors (25238785).

1138027967 is a wasteful number, since it uses less digits than its factorization.

1138027967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21409.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 1138027967 is about 33734.6701036189. The cubic root of 1138027967 is about 1044.0412188357.

The spelling of 1138027967 in words is "one billion, one hundred thirty-eight million, twenty-seven thousand, nine hundred sixty-seven".