152340020323 has 4 divisors (see below), whose sum is σ = 152919260208. Its totient is φ = 151760780440.

The previous prime is 152340020317. The next prime is 152340020341. The reversal of 152340020323 is 323020043251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323020043251 = 109589 ⋅2947559.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152340020323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152340020303) 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, 289619548 + ... + 289620073.

It is an arithmetic number, because the mean of its divisors is an integer number (38229815052).

Almost surely, 2^152340020323 is an apocalyptic number.

152340020323 is a deficient number, since it is larger than the sum of its proper divisors (579239885).

152340020323 is an equidigital number, since it uses as much as digits as its factorization.

152340020323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579239884.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 152340020323 its reverse (323020043251), we get a palindrome (475360063574).

The spelling of 152340020323 in words is "one hundred fifty-two billion, three hundred forty million, twenty thousand, three hundred twenty-three".