1653116323 has 8 divisors (see below), whose sum is σ = 1708636160. Its totient is φ = 1597733640.

The previous prime is 1653116281. The next prime is 1653116341. The reversal of 1653116323 is 3236113561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1653116323 - 2¹³ = 1653108131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1653126323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9483 + ... + 58276.

It is an arithmetic number, because the mean of its divisors is an integer number (213579520).

Almost surely, 2^1653116323 is an apocalyptic number.

1653116323 is a deficient number, since it is larger than the sum of its proper divisors (55519837).

1653116323 is an equidigital number, since it uses as much as digits as its factorization.

1653116323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68577.

The product of its digits is 9720, while the sum is 31.

The square root of 1653116323 is about 40658.5332125988. The cubic root of 1653116323 is about 1182.4092123383.

Adding to 1653116323 its reverse (3236113561), we get a palindrome (4889229884).

The spelling of 1653116323 in words is "one billion, six hundred fifty-three million, one hundred sixteen thousand, three hundred twenty-three".