1138588270 has 8 divisors (see below), whose sum is σ = 2049458904. Its totient is φ = 455435304.

The previous prime is 1138588261. The next prime is 1138588291. The reversal of 1138588270 is 728858311.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56929404 + ... + 56929423.

It is an arithmetic number, because the mean of its divisors is an integer number (256182363).

Almost surely, 2^1138588270 is an apocalyptic number.

1138588270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1138588270 is a deficient number, since it is larger than the sum of its proper divisors (910870634).

1138588270 is a wasteful number, since it uses less digits than its factorization.

1138588270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113858834.

The product of its (nonzero) digits is 107520, while the sum is 43.

The square root of 1138588270 is about 33742.9736389667. The cubic root of 1138588270 is about 1044.2125337378.

The spelling of 1138588270 in words is "one billion, one hundred thirty-eight million, five hundred eighty-eight thousand, two hundred seventy".