187374464323 has 2 divisors, whose sum is σ = 187374464324. Its totient is φ = 187374464322.

The previous prime is 187374464237. The next prime is 187374464353. The reversal of 187374464323 is 323464473781.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-187374464323 is a prime.

It is not a weakly prime, because it can be changed into another prime (187374464353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93687232161 + 93687232162.

It is an arithmetic number, because the mean of its divisors is an integer number (93687232162).

Almost surely, 2^187374464323 is an apocalyptic number.

187374464323 is a deficient number, since it is larger than the sum of its proper divisors (1).

187374464323 is an equidigital number, since it uses as much as digits as its factorization.

187374464323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8128512, while the sum is 52.

The spelling of 187374464323 in words is "one hundred eighty-seven billion, three hundred seventy-four million, four hundred sixty-four thousand, three hundred twenty-three".