1420029827 has 2 divisors, whose sum is σ = 1420029828. Its totient is φ = 1420029826.

The previous prime is 1420029817. The next prime is 1420029833. The reversal of 1420029827 is 7289200241.

It is a strong prime.

It is an emirp because it is prime and its reverse (7289200241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1420029827 - 2⁴ = 1420029811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420029817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710014913 + 710014914.

It is an arithmetic number, because the mean of its divisors is an integer number (710014914).

Almost surely, 2^1420029827 is an apocalyptic number.

1420029827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420029827 is an equidigital number, since it uses as much as digits as its factorization.

1420029827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 1420029827 is about 37683.2831239530. The cubic root of 1420029827 is about 1123.9987343421.

The spelling of 1420029827 in words is "one billion, four hundred twenty million, twenty-nine thousand, eight hundred twenty-seven".