2403161605 has 32 divisors (see below), whose sum is σ = 3136025088. Its totient is φ = 1757376000.

The previous prime is 2403161573. The next prime is 2403161641. The reversal of 2403161605 is 5061613042.

2403161605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2403161605 - 2⁵ = 2403161573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3998305 + ... + 3998905.

It is an arithmetic number, because the mean of its divisors is an integer number (98000784).

Almost surely, 2^2403161605 is an apocalyptic number.

It is an amenable number.

2403161605 is a deficient number, since it is larger than the sum of its proper divisors (732863483).

2403161605 is a wasteful number, since it uses less digits than its factorization.

2403161605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2403161605 is about 49022.0522316233. The cubic root of 2403161605 is about 1339.4535540169.

Adding to 2403161605 its reverse (5061613042), we get a palindrome (7464774647).

The spelling of 2403161605 in words is "two billion, four hundred three million, one hundred sixty-one thousand, six hundred five".