143406452323 has 4 divisors (see below), whose sum is σ = 150954160360. Its totient is φ = 135858744288.

The previous prime is 143406452281. The next prime is 143406452327. The reversal of 143406452323 is 323254604341.

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 143406452323 - 2¹³ = 143406444131 is a prime.

It is a super-4 number, since 4×143406452323⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143406452327) 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, 3773853990 + ... + 3773854027.

It is an arithmetic number, because the mean of its divisors is an integer number (37738540090).

Almost surely, 2^143406452323 is an apocalyptic number.

143406452323 is a deficient number, since it is larger than the sum of its proper divisors (7547708037).

143406452323 is an equidigital number, since it uses as much as digits as its factorization.

143406452323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7547708036.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 143406452323 in words is "one hundred forty-three billion, four hundred six million, four hundred fifty-two thousand, three hundred twenty-three".