30703427 has 2 divisors, whose sum is σ = 30703428. Its totient is φ = 30703426.

The previous prime is 30703417. The next prime is 30703471. The reversal of 30703427 is 72430703.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30703427 - 2¹⁸ = 30441283 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 30703396 and 30703405.

It is not a weakly prime, because it can be changed into another prime (30703417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15351713 + 15351714.

It is an arithmetic number, because the mean of its divisors is an integer number (15351714).

Almost surely, 2^30703427 is an apocalyptic number.

30703427 is a deficient number, since it is larger than the sum of its proper divisors (1).

30703427 is an equidigital number, since it uses as much as digits as its factorization.

30703427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 30703427 is about 5541.0673159600. The cubic root of 30703427 is about 313.1330807619.

The spelling of 30703427 in words is "thirty million, seven hundred three thousand, four hundred twenty-seven".