150353121323 has 2 divisors, whose sum is σ = 150353121324. Its totient is φ = 150353121322.

The previous prime is 150353121319. The next prime is 150353121337. The reversal of 150353121323 is 323121353051.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150353121323 - 2² = 150353121319 is a prime.

It is a super-3 number, since 3×150353121323³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (150353124323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75176560661 + 75176560662.

It is an arithmetic number, because the mean of its divisors is an integer number (75176560662).

Almost surely, 2^150353121323 is an apocalyptic number.

150353121323 is a deficient number, since it is larger than the sum of its proper divisors (1).

150353121323 is an equidigital number, since it uses as much as digits as its factorization.

150353121323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

Adding to 150353121323 its reverse (323121353051), we get a palindrome (473474474374).

The spelling of 150353121323 in words is "one hundred fifty billion, three hundred fifty-three million, one hundred twenty-one thousand, three hundred twenty-three".