994152427 has 2 divisors, whose sum is σ = 994152428. Its totient is φ = 994152426.

The previous prime is 994152421. The next prime is 994152443. The reversal of 994152427 is 724251499.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-994152427 is a prime.

It is not a weakly prime, because it can be changed into another prime (994152421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497076213 + 497076214.

It is an arithmetic number, because the mean of its divisors is an integer number (497076214).

Almost surely, 2^994152427 is an apocalyptic number.

994152427 is a deficient number, since it is larger than the sum of its proper divisors (1).

994152427 is an equidigital number, since it uses as much as digits as its factorization.

994152427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 994152427 is about 31530.1827936344. The cubic root of 994152427 is about 998.0469972634.

The spelling of 994152427 in words is "nine hundred ninety-four million, one hundred fifty-two thousand, four hundred twenty-seven".