1107440639 has 8 divisors (see below), whose sum is σ = 1223566560. Its totient is φ = 996979456.

The previous prime is 1107440629. The next prime is 1107440647. The reversal of 1107440639 is 9360447011.

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 1107440639 - 2⁴ = 1107440623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1107440599 and 1107440608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1107440629) 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, 1415774 + ... + 1416555.

It is an arithmetic number, because the mean of its divisors is an integer number (152945820).

Almost surely, 2^1107440639 is an apocalyptic number.

1107440639 is a deficient number, since it is larger than the sum of its proper divisors (116125921).

1107440639 is a wasteful number, since it uses less digits than its factorization.

1107440639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832369.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 1107440639 is about 33278.2307071755. The cubic root of 1107440639 is about 1034.6024094627.

The spelling of 1107440639 in words is "one billion, one hundred seven million, four hundred forty thousand, six hundred thirty-nine".