653614983 has 18 divisors (see below), whose sum is σ = 1079318552. Its totient is φ = 373378320.

The previous prime is 653614981. The next prime is 653614999. The reversal of 653614983 is 389416356.

It is not a de Polignac number, because 653614983 - 2¹ = 653614981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653614981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 201313 + ... + 204533.

Almost surely, 2^653614983 is an apocalyptic number.

653614983 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

653614983 is a deficient number, since it is larger than the sum of its proper divisors (425703569).

653614983 is an frugal number, since it uses more digits than its factorization.

653614983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6455 (or 3231 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 653614983 is about 25565.8949188171. The cubic root of 653614983 is about 867.8420039716.

The spelling of 653614983 in words is "six hundred fifty-three million, six hundred fourteen thousand, nine hundred eighty-three".