427462109 has 2 divisors, whose sum is σ = 427462110. Its totient is φ = 427462108.

The previous prime is 427462031. The next prime is 427462141. The reversal of 427462109 is 901264724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 341436484 + 86025625 = 18478^2 + 9275^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427462109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427462159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213731054 + 213731055.

It is an arithmetic number, because the mean of its divisors is an integer number (213731055).

Almost surely, 2^427462109 is an apocalyptic number.

It is an amenable number.

427462109 is a deficient number, since it is larger than the sum of its proper divisors (1).

427462109 is an equidigital number, since it uses as much as digits as its factorization.

427462109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 427462109 is about 20675.1568071442. The cubic root of 427462109 is about 753.2963701071.

The spelling of 427462109 in words is "four hundred twenty-seven million, four hundred sixty-two thousand, one hundred nine".