4053251639 has 4 divisors (see below), whose sum is σ = 4291678224. Its totient is φ = 3814825056.

The previous prime is 4053251593. The next prime is 4053251647. The reversal of 4053251639 is 9361523504.

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 4053251639 - 2²⁴ = 4036474423 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 (4053251669) 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, 119213267 + ... + 119213300.

It is an arithmetic number, because the mean of its divisors is an integer number (1072919556).

Almost surely, 2^4053251639 is an apocalyptic number.

4053251639 is a deficient number, since it is larger than the sum of its proper divisors (238426585).

4053251639 is a wasteful number, since it uses less digits than its factorization.

4053251639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238426584.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 4053251639 is about 63665.1524697774. The cubic root of 4053251639 is about 1594.4143300349.

The spelling of 4053251639 in words is "four billion, fifty-three million, two hundred fifty-one thousand, six hundred thirty-nine".