3903389039 has 4 divisors (see below), whose sum is σ = 4258242600. Its totient is φ = 3548535480.

The previous prime is 3903389033. The next prime is 3903389099. The reversal of 3903389039 is 9309833093.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9309833093 = 11 ⋅846348463.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3903389039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3903388984 and 3903389002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3903389033) 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, 177426764 + ... + 177426785.

It is an arithmetic number, because the mean of its divisors is an integer number (1064560650).

Almost surely, 2^3903389039 is an apocalyptic number.

3903389039 is a deficient number, since it is larger than the sum of its proper divisors (354853561).

3903389039 is a wasteful number, since it uses less digits than its factorization.

3903389039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354853560.

The product of its (nonzero) digits is 472392, while the sum is 47.

The square root of 3903389039 is about 62477.1081196945. The cubic root of 3903389039 is about 1574.5167293977.

The spelling of 3903389039 in words is "three billion, nine hundred three million, three hundred eighty-nine thousand, thirty-nine".