1674375427 has 2 divisors, whose sum is σ = 1674375428. Its totient is φ = 1674375426.

The previous prime is 1674375403. The next prime is 1674375449. The reversal of 1674375427 is 7245734761.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1674375427 is a prime.

It is not a weakly prime, because it can be changed into another prime (1674375727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 837187713 + 837187714.

It is an arithmetic number, because the mean of its divisors is an integer number (837187714).

Almost surely, 2^1674375427 is an apocalyptic number.

1674375427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1674375427 is an equidigital number, since it uses as much as digits as its factorization.

1674375427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 987840, while the sum is 46.

The square root of 1674375427 is about 40919.1327742903. The cubic root of 1674375427 is about 1187.4562396727.

The spelling of 1674375427 in words is "one billion, six hundred seventy-four million, three hundred seventy-five thousand, four hundred twenty-seven".