1421134307 has 2 divisors, whose sum is σ = 1421134308. Its totient is φ = 1421134306.

The previous prime is 1421134283. The next prime is 1421134313. The reversal of 1421134307 is 7034311241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1421134307 - 2²⁰ = 1420085731 is a prime.

It is not a weakly prime, because it can be changed into another prime (1421130307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710567153 + 710567154.

It is an arithmetic number, because the mean of its divisors is an integer number (710567154).

Almost surely, 2^1421134307 is an apocalyptic number.

1421134307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421134307 is an equidigital number, since it uses as much as digits as its factorization.

1421134307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 1421134307 is about 37697.9350495488. The cubic root of 1421134307 is about 1124.2900691626.

Adding to 1421134307 its reverse (7034311241), we get a palindrome (8455445548).

The spelling of 1421134307 in words is "one billion, four hundred twenty-one million, one hundred thirty-four thousand, three hundred seven".