1130012638 has 16 divisors (see below), whose sum is σ = 1705245696. Its totient is φ = 561607480.

The previous prime is 1130012633. The next prime is 1130012647. The reversal of 1130012638 is 8362100311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130012633) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 262443 + ... + 266713.

It is an arithmetic number, because the mean of its divisors is an integer number (106577856).

Almost surely, 2^1130012638 is an apocalyptic number.

1130012638 is a deficient number, since it is larger than the sum of its proper divisors (575233058).

1130012638 is a wasteful number, since it uses less digits than its factorization.

1130012638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5039.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1130012638 is about 33615.6606063305. The cubic root of 1130012638 is about 1041.5843203285.

Adding to 1130012638 its reverse (8362100311), we get a palindrome (9492112949).

The spelling of 1130012638 in words is "one billion, one hundred thirty million, twelve thousand, six hundred thirty-eight".