1427342429 has 2 divisors, whose sum is σ = 1427342430. Its totient is φ = 1427342428.

The previous prime is 1427342383. The next prime is 1427342507. The reversal of 1427342429 is 9242437241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1017482404 + 409860025 = 31898^2 + 20245^2 .

It is a cyclic number.

It is not a de Polignac number, because 1427342429 - 2²⁰ = 1426293853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1427342392 and 1427342401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1427345429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713671214 + 713671215.

It is an arithmetic number, because the mean of its divisors is an integer number (713671215).

Almost surely, 2^1427342429 is an apocalyptic number.

It is an amenable number.

1427342429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427342429 is an equidigital number, since it uses as much as digits as its factorization.

1427342429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 38.

The square root of 1427342429 is about 37780.1856665634. The cubic root of 1427342429 is about 1125.9248175444.

The spelling of 1427342429 in words is "one billion, four hundred twenty-seven million, three hundred forty-two thousand, four hundred twenty-nine".