1138606294 has 16 divisors (see below), whose sum is σ = 2019204000. Its totient is φ = 471147264.

The previous prime is 1138606279. The next prime is 1138606303. The reversal of 1138606294 is 4926068311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401819 + ... + 1402630.

It is an arithmetic number, because the mean of its divisors is an integer number (126200250).

Almost surely, 2^1138606294 is an apocalyptic number.

1138606294 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1138606294 is a deficient number, since it is larger than the sum of its proper divisors (880597706).

1138606294 is a wasteful number, since it uses less digits than its factorization.

1138606294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804487.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1138606294 is about 33743.2407157345. The cubic root of 1138606294 is about 1044.2180437153.

The spelling of 1138606294 in words is "one billion, one hundred thirty-eight million, six hundred six thousand, two hundred ninety-four".