1434394477 has 2 divisors, whose sum is σ = 1434394478. Its totient is φ = 1434394476.

The previous prime is 1434394439. The next prime is 1434394487. The reversal of 1434394477 is 7744934341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1058461156 + 375933321 = 32534^2 + 19389^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434394477 - 2¹¹ = 1434392429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434394487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717197238 + 717197239.

It is an arithmetic number, because the mean of its divisors is an integer number (717197239).

Almost surely, 2^1434394477 is an apocalyptic number.

It is an amenable number.

1434394477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434394477 is an equidigital number, since it uses as much as digits as its factorization.

1434394477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 46.

The square root of 1434394477 is about 37873.4006527008. The cubic root of 1434394477 is about 1127.7760516988.

The spelling of 1434394477 in words is "one billion, four hundred thirty-four million, three hundred ninety-four thousand, four hundred seventy-seven".