1942174079 has 2 divisors, whose sum is σ = 1942174080. Its totient is φ = 1942174078.

The previous prime is 1942174057. The next prime is 1942174081. The reversal of 1942174079 is 9704712491.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1942174079 is a prime.

Together with 1942174081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1942174009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 971087039 + 971087040.

It is an arithmetic number, because the mean of its divisors is an integer number (971087040).

Almost surely, 2^1942174079 is an apocalyptic number.

1942174079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1942174079 is an equidigital number, since it uses as much as digits as its factorization.

1942174079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 1942174079 is about 44070.1041410161. The cubic root of 1942174079 is about 1247.6594236172.

The spelling of 1942174079 in words is "one billion, nine hundred forty-two million, one hundred seventy-four thousand, seventy-nine".