2139045104 has 40 divisors (see below), whose sum is σ = 4899790560. Its totient is φ = 885120768.

The previous prime is 2139045079. The next prime is 2139045113. The reversal of 2139045104 is 4015409312.

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 326039 + ... + 332534.

It is an arithmetic number, because the mean of its divisors is an integer number (122494764).

Almost surely, 2^2139045104 is an apocalyptic number.

It is an amenable number.

2139045104 is an abundant number, since it is smaller than the sum of its proper divisors (2760745456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2139045104 is a wasteful number, since it uses less digits than its factorization.

2139045104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658617 (or 658611 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2139045104 is about 46249.8119347528. The cubic root of 2139045104 is about 1288.4670418955.

The spelling of 2139045104 in words is "two billion, one hundred thirty-nine million, forty-five thousand, one hundred four".