14540331242 has 4 divisors (see below), whose sum is σ = 21810496866. Its totient is φ = 7270165620.

The previous prime is 14540331227. The next prime is 14540331259. The reversal of 14540331242 is 24213304541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14068094881 + 472236361 = 118609^2 + 21731^2 .

It is a super-2 number, since 2×14540331242² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3635082809 + ... + 3635082812.

Almost surely, 2^14540331242 is an apocalyptic number.

14540331242 is a deficient number, since it is larger than the sum of its proper divisors (7270165624).

14540331242 is an equidigital number, since it uses as much as digits as its factorization.

14540331242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7270165623.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 14540331242 its reverse (24213304541), we get a palindrome (38753635783).

The spelling of 14540331242 in words is "fourteen billion, five hundred forty million, three hundred thirty-one thousand, two hundred forty-two".