427430351 has 2 divisors, whose sum is σ = 427430352. Its totient is φ = 427430350.

The previous prime is 427430323. The next prime is 427430389. The reversal of 427430351 is 153034724.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427430351 - 2⁶ = 427430287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427430651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213715175 + 213715176.

It is an arithmetic number, because the mean of its divisors is an integer number (213715176).

Almost surely, 2^427430351 is an apocalyptic number.

427430351 is a deficient number, since it is larger than the sum of its proper divisors (1).

427430351 is an equidigital number, since it uses as much as digits as its factorization.

427430351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 427430351 is about 20674.3887696831. The cubic root of 427430351 is about 753.2777144352.

The spelling of 427430351 in words is "four hundred twenty-seven million, four hundred thirty thousand, three hundred fifty-one".