4050528139 has 16 divisors (see below), whose sum is σ = 4679626176. Its totient is φ = 3434112000.

The previous prime is 4050528109. The next prime is 4050528143. The reversal of 4050528139 is 9318250504.

It is a cyclic number.

It is not a de Polignac number, because 4050528139 - 2²¹ = 4048430987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4050528098 and 4050528107.

It is not an unprimeable number, because it can be changed into a prime (4050528109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 931779 + ... + 936115.

It is an arithmetic number, because the mean of its divisors is an integer number (292476636).

Almost surely, 2^4050528139 is an apocalyptic number.

4050528139 is a deficient number, since it is larger than the sum of its proper divisors (629098037).

4050528139 is a wasteful number, since it uses less digits than its factorization.

4050528139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5766.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 4050528139 is about 63643.7596233912. The cubic root of 4050528139 is about 1594.0571385937.

It can be divided in two parts, 40505 and 28139, that added together give a square (68644 = 262²).

The spelling of 4050528139 in words is "four billion, fifty million, five hundred twenty-eight thousand, one hundred thirty-nine".