1421465179 has 2 divisors, whose sum is σ = 1421465180. Its totient is φ = 1421465178.

The previous prime is 1421465173. The next prime is 1421465207. The reversal of 1421465179 is 9715641241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1421465179 - 2¹³ = 1421456987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1421465173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710732589 + 710732590.

It is an arithmetic number, because the mean of its divisors is an integer number (710732590).

Almost surely, 2^1421465179 is an apocalyptic number.

1421465179 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421465179 is an equidigital number, since it uses as much as digits as its factorization.

1421465179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 40.

The square root of 1421465179 is about 37702.3232573273. The cubic root of 1421465179 is about 1124.3773157224.

The spelling of 1421465179 in words is "one billion, four hundred twenty-one million, four hundred sixty-five thousand, one hundred seventy-nine".