1421771114 has 4 divisors (see below), whose sum is σ = 2132656674. Its totient is φ = 710885556.

The previous prime is 1421771101. The next prime is 1421771129. The reversal of 1421771114 is 4111771241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 905709025 + 516062089 = 30095^2 + 22717^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355442777 + ... + 355442780.

Almost surely, 2^1421771114 is an apocalyptic number.

1421771114 is a deficient number, since it is larger than the sum of its proper divisors (710885560).

1421771114 is an equidigital number, since it uses as much as digits as its factorization.

1421771114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710885559.

The product of its digits is 1568, while the sum is 29.

The square root of 1421771114 is about 37706.3802823872. The cubic root of 1421771114 is about 1124.4579746800.

The spelling of 1421771114 in words is "one billion, four hundred twenty-one million, seven hundred seventy-one thousand, one hundred fourteen".