145323112343 has 4 divisors (see below), whose sum is σ = 145326221880. Its totient is φ = 145320002808.

The previous prime is 145323112339. The next prime is 145323112387. The reversal of 145323112343 is 343211323541.

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 145323112343 - 2² = 145323112339 is a prime.

It is a super-2 number, since 2×145323112343² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145323112043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1483580 + ... + 1578497.

It is an arithmetic number, because the mean of its divisors is an integer number (36331555470).

Almost surely, 2^145323112343 is an apocalyptic number.

145323112343 is a deficient number, since it is larger than the sum of its proper divisors (3109537).

145323112343 is an equidigital number, since it uses as much as digits as its factorization.

145323112343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109536.

The product of its digits is 25920, while the sum is 32.

Adding to 145323112343 its reverse (343211323541), we get a palindrome (488534435884).

The spelling of 145323112343 in words is "one hundred forty-five billion, three hundred twenty-three million, one hundred twelve thousand, three hundred forty-three".