5621170705 has 4 divisors (see below), whose sum is σ = 6745404852. Its totient is φ = 4496936560.

The previous prime is 5621170699. The next prime is 5621170733. The reversal of 5621170705 is 5070711265.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1306388736 + 4314781969 = 36144^2 + 65687^2 .

It is not a de Polignac number, because 5621170705 - 2²⁹ = 5084299793 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, 562117066 + ... + 562117075.

It is an arithmetic number, because the mean of its divisors is an integer number (1686351213).

Almost surely, 2^5621170705 is an apocalyptic number.

It is an amenable number.

5621170705 is a deficient number, since it is larger than the sum of its proper divisors (1124234147).

5621170705 is a wasteful number, since it uses less digits than its factorization.

5621170705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124234146.

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 5621170705 is about 74974.4670204464. The cubic root of 5621170705 is about 1778.0429934103.

The spelling of 5621170705 in words is "five billion, six hundred twenty-one million, one hundred seventy thousand, seven hundred five".