123674171147 has 2 divisors, whose sum is σ = 123674171148. Its totient is φ = 123674171146.

The previous prime is 123674171143. The next prime is 123674171189. The reversal of 123674171147 is 741171476321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123674171147 - 2² = 123674171143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123674171098 and 123674171107.

It is not a weakly prime, because it can be changed into another prime (123674171143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61837085573 + 61837085574.

It is an arithmetic number, because the mean of its divisors is an integer number (61837085574).

Almost surely, 2^123674171147 is an apocalyptic number.

123674171147 is a deficient number, since it is larger than the sum of its proper divisors (1).

123674171147 is an equidigital number, since it uses as much as digits as its factorization.

123674171147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 44.

The spelling of 123674171147 in words is "one hundred twenty-three billion, six hundred seventy-four million, one hundred seventy-one thousand, one hundred forty-seven".