1421461337 has 2 divisors, whose sum is σ = 1421461338. Its totient is φ = 1421461336.

The previous prime is 1421461313. The next prime is 1421461339. The reversal of 1421461337 is 7331641241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1409551936 + 11909401 = 37544^2 + 3451^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421461337 - 2²⁶ = 1354352473 is a prime.

Together with 1421461339, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1421461339) 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, 710730668 + 710730669.

It is an arithmetic number, because the mean of its divisors is an integer number (710730669).

Almost surely, 2^1421461337 is an apocalyptic number.

It is an amenable number.

1421461337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421461337 is an equidigital number, since it uses as much as digits as its factorization.

1421461337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

The square root of 1421461337 is about 37702.2723055256. The cubic root of 1421461337 is about 1124.3763027156.

The spelling of 1421461337 in words is "one billion, four hundred twenty-one million, four hundred sixty-one thousand, three hundred thirty-seven".