14540320523 has 8 divisors (see below), whose sum is σ = 14609950320. Its totient is φ = 14470840800.

The previous prime is 14540320519. The next prime is 14540320547. The reversal of 14540320523 is 32502304541.

It is a happy number.

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 14540320523 - 2² = 14540320519 is a prime.

It is a super-2 number, since 2×14540320523² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14540320423) 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 7 ways as a sum of consecutive naturals, for example, 159173 + ... + 233273.

It is an arithmetic number, because the mean of its divisors is an integer number (1826243790).

Almost surely, 2^14540320523 is an apocalyptic number.

14540320523 is a deficient number, since it is larger than the sum of its proper divisors (69629797).

14540320523 is an equidigital number, since it uses as much as digits as its factorization.

14540320523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75037.

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 14540320523 in words is "fourteen billion, five hundred forty million, three hundred twenty thousand, five hundred twenty-three".