1008880039 has 4 divisors (see below), whose sum is σ = 1010340760. Its totient is φ = 1007419320.

The previous prime is 1008880021. The next prime is 1008880087. The reversal of 1008880039 is 9300888001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1008880039 - 2²⁵ = 975325607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008880099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729324 + ... + 730705.

It is an arithmetic number, because the mean of its divisors is an integer number (252585190).

Almost surely, 2^1008880039 is an apocalyptic number.

1008880039 is a deficient number, since it is larger than the sum of its proper divisors (1460721).

1008880039 is an equidigital number, since it uses as much as digits as its factorization.

1008880039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460720.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 1008880039 is about 31762.8720206470. The cubic root of 1008880039 is about 1002.9512942933.

The spelling of 1008880039 in words is "one billion, eight million, eight hundred eighty thousand, thirty-nine".