1138626088 has 16 divisors (see below), whose sum is σ = 2186995860. Its totient is φ = 555427200.

The previous prime is 1138626067. The next prime is 1138626113. The reversal of 1138626088 is 8806268311.

It can be written as a sum of positive squares in 2 ways, for example, as 1134207684 + 4418404 = 33678^2 + 2102^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1735383 + ... + 1736038.

Almost surely, 2^1138626088 is an apocalyptic number.

It is an amenable number.

1138626088 is a deficient number, since it is larger than the sum of its proper divisors (1048369772).

1138626088 is a wasteful number, since it uses less digits than its factorization.

1138626088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471468 (or 3471464 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 1138626088 is about 33743.5340176455. The cubic root of 1138626088 is about 1044.2240947189.

The spelling of 1138626088 in words is "one billion, one hundred thirty-eight million, six hundred twenty-six thousand, eighty-eight".