4053665405 has 16 divisors (see below), whose sum is σ = 4925570160. Its totient is φ = 3202301952.

The previous prime is 4053665381. The next prime is 4053665417. The reversal of 4053665405 is 5045663504.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 740166436 + 3313498969 = 27206^2 + 57563^2 .

It is a cyclic number.

It is not a de Polignac number, because 4053665405 - 2¹⁴ = 4053649021 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212501 + ... + 230789.

It is an arithmetic number, because the mean of its divisors is an integer number (307848135).

Almost surely, 2^4053665405 is an apocalyptic number.

It is an amenable number.

4053665405 is a deficient number, since it is larger than the sum of its proper divisors (871904755).

4053665405 is a wasteful number, since it uses less digits than its factorization.

4053665405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18848.

The product of its (nonzero) digits is 216000, while the sum is 38.

The square root of 4053665405 is about 63668.4019353400. The cubic root of 4053665405 is about 1594.4685821146.

The spelling of 4053665405 in words is "four billion, fifty-three million, six hundred sixty-five thousand, four hundred five".