427613611 has 2 divisors, whose sum is σ = 427613612. Its totient is φ = 427613610.

The previous prime is 427613591. The next prime is 427613621. The reversal of 427613611 is 116316724.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427613611 is a prime.

It is not a weakly prime, because it can be changed into another prime (427613621) 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, 213806805 + 213806806.

It is an arithmetic number, because the mean of its divisors is an integer number (213806806).

Almost surely, 2^427613611 is an apocalyptic number.

427613611 is a deficient number, since it is larger than the sum of its proper divisors (1).

427613611 is an equidigital number, since it uses as much as digits as its factorization.

427613611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 427613611 is about 20678.8203483661. The cubic root of 427613611 is about 753.3853545449.

The spelling of 427613611 in words is "four hundred twenty-seven million, six hundred thirteen thousand, six hundred eleven".