147440700123 has 4 divisors (see below), whose sum is σ = 196587600168. Its totient is φ = 98293800080.

The previous prime is 147440700107. The next prime is 147440700133. The reversal of 147440700123 is 321007044741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321007044741 = 3 ⋅107002348247.

It is a cyclic number.

It is not a de Polignac number, because 147440700123 - 2⁴ = 147440700107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147440700133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24573450018 + ... + 24573450023.

It is an arithmetic number, because the mean of its divisors is an integer number (49146900042).

Almost surely, 2^147440700123 is an apocalyptic number.

147440700123 is a deficient number, since it is larger than the sum of its proper divisors (49146900045).

147440700123 is an equidigital number, since it uses as much as digits as its factorization.

147440700123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49146900044.

The product of its (nonzero) digits is 18816, while the sum is 33.

Adding to 147440700123 its reverse (321007044741), we get a palindrome (468447744864).

The spelling of 147440700123 in words is "one hundred forty-seven billion, four hundred forty million, seven hundred thousand, one hundred twenty-three".