2163725435 has 4 divisors (see below), whose sum is σ = 2596470528. Its totient is φ = 1730980344.

The previous prime is 2163725419. The next prime is 2163725503. The reversal of 2163725435 is 5345273612.

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 2163725435 - 2⁴ = 2163725419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216372539 + ... + 216372548.

It is an arithmetic number, because the mean of its divisors is an integer number (649117632).

Almost surely, 2^2163725435 is an apocalyptic number.

2163725435 is a deficient number, since it is larger than the sum of its proper divisors (432745093).

2163725435 is an equidigital number, since it uses as much as digits as its factorization.

2163725435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432745092.

The product of its digits is 151200, while the sum is 38.

The square root of 2163725435 is about 46515.8621870003. The cubic root of 2163725435 is about 1293.4035544309.

The spelling of 2163725435 in words is "two billion, one hundred sixty-three million, seven hundred twenty-five thousand, four hundred thirty-five".