3599725105 has 4 divisors (see below), whose sum is σ = 4319670132. Its totient is φ = 2879780080.

The previous prime is 3599725039. The next prime is 3599725111. The reversal of 3599725105 is 5015279953.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5015279953 = 149 ⋅33659597.

It can be written as a sum of positive squares in 2 ways, for example, as 2440458801 + 1159266304 = 49401^2 + 34048^2 .

It is not a de Polignac number, because 3599725105 - 2⁷ = 3599724977 is a prime.

It is a super-2 number, since 2×3599725105² = 25916041663134522050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359972506 + ... + 359972515.

It is an arithmetic number, because the mean of its divisors is an integer number (1079917533).

Almost surely, 2^3599725105 is an apocalyptic number.

It is an amenable number.

3599725105 is a deficient number, since it is larger than the sum of its proper divisors (719945027).

3599725105 is an equidigital number, since it uses as much as digits as its factorization.

3599725105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719945026.

The product of its (nonzero) digits is 425250, while the sum is 46.

The square root of 3599725105 is about 59997.7091646006. The cubic root of 3599725105 is about 1532.5798536772.

The spelling of 3599725105 in words is "three billion, five hundred ninety-nine million, seven hundred twenty-five thousand, one hundred five".