654353580103 has 4 divisors (see below), whose sum is σ = 654450975360. Its totient is φ = 654256184848.

The previous prime is 654353580047. The next prime is 654353580119. The reversal of 654353580103 is 301085353456.

It is a happy number.

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 654353580103 - 2⁹ = 654353579591 is a prime.

It is a super-2 number, since 2×654353580103² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 654353580103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654353580163) 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, 48687550 + ... + 48700987.

It is an arithmetic number, because the mean of its divisors is an integer number (163612743840).

Almost surely, 2^654353580103 is an apocalyptic number.

654353580103 is a deficient number, since it is larger than the sum of its proper divisors (97395257).

654353580103 is an equidigital number, since it uses as much as digits as its factorization.

654353580103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97395256.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 654353580103 in words is "six hundred fifty-four billion, three hundred fifty-three million, five hundred eighty thousand, one hundred three".