3653997303 has 16 divisors (see below), whose sum is σ = 5498179200. Its totient is φ = 2138179680.

The previous prime is 3653997287. The next prime is 3653997307. The reversal of 3653997303 is 3037993563.

It is not a de Polignac number, because 3653997303 - 2⁴ = 3653997287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3653997307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1908133 + ... + 1910046.

It is an arithmetic number, because the mean of its divisors is an integer number (343636200).

Almost surely, 2^3653997303 is an apocalyptic number.

3653997303 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3653997303 is a deficient number, since it is larger than the sum of its proper divisors (1844181897).

3653997303 is a wasteful number, since it uses less digits than its factorization.

3653997303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818222.

The product of its (nonzero) digits is 1377810, while the sum is 48.

The square root of 3653997303 is about 60448.3027305151. The cubic root of 3653997303 is about 1540.2435808278.

The spelling of 3653997303 in words is "three billion, six hundred fifty-three million, nine hundred ninety-seven thousand, three hundred three".