653363995 has 4 divisors (see below), whose sum is σ = 784036800. Its totient is φ = 522691192.

The previous prime is 653363993. The next prime is 653364007. The reversal of 653363995 is 599363356.

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 653363995 - 2¹ = 653363993 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (653363993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65336395 + ... + 65336404.

It is an arithmetic number, because the mean of its divisors is an integer number (196009200).

Almost surely, 2^653363995 is an apocalyptic number.

653363995 is a deficient number, since it is larger than the sum of its proper divisors (130672805).

653363995 is a wasteful number, since it uses less digits than its factorization.

653363995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130672804.

The product of its digits is 1968300, while the sum is 49.

The square root of 653363995 is about 25560.9857986737. The cubic root of 653363995 is about 867.7309060413.

The spelling of 653363995 in words is "six hundred fifty-three million, three hundred sixty-three thousand, nine hundred ninety-five".