1543514223323 has 2 divisors, whose sum is σ = 1543514223324. Its totient is φ = 1543514223322.

The previous prime is 1543514223301. The next prime is 1543514223337. The reversal of 1543514223323 is 3233224153451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1543514223323 - 2⁸ = 1543514223067 is a prime.

It is not a weakly prime, because it can be changed into another prime (1543514223353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771757111661 + 771757111662.

It is an arithmetic number, because the mean of its divisors is an integer number (771757111662).

Almost surely, 2^{1543514223323} is an apocalyptic number.

1543514223323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1543514223323 is an equidigital number, since it uses as much as digits as its factorization.

1543514223323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 38.

Adding to 1543514223323 its reverse (3233224153451), we get a palindrome (4776738376774).

The spelling of 1543514223323 in words is "one trillion, five hundred forty-three billion, five hundred fourteen million, two hundred twenty-three thousand, three hundred twenty-three".