145023241127 has 4 divisors (see below), whose sum is σ = 145039202616. Its totient is φ = 145007279640.

The previous prime is 145023241073. The next prime is 145023241133. The reversal of 145023241127 is 721142320541.

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 145023241127 - 2²⁰ = 145022192551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145023241093 and 145023241102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145023241927) 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, 7967108 + ... + 7985289.

It is an arithmetic number, because the mean of its divisors is an integer number (36259800654).

Almost surely, 2^145023241127 is an apocalyptic number.

145023241127 is a deficient number, since it is larger than the sum of its proper divisors (15961489).

145023241127 is an equidigital number, since it uses as much as digits as its factorization.

145023241127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15961488.

The product of its (nonzero) digits is 13440, while the sum is 32.

Adding to 145023241127 its reverse (721142320541), we get a palindrome (866165561668).

The spelling of 145023241127 in words is "one hundred forty-five billion, twenty-three million, two hundred forty-one thousand, one hundred twenty-seven".