1423414189 has 2 divisors, whose sum is σ = 1423414190. Its totient is φ = 1423414188.

The previous prime is 1423414171. The next prime is 1423414193. The reversal of 1423414189 is 9814143241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 978626089 + 444788100 = 31283^2 + 21090^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423414189 - 2²³ = 1415025581 is a prime.

It is a super-2 number, since 2×1423414189² = 4052215906893055442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423414789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711707094 + 711707095.

It is an arithmetic number, because the mean of its divisors is an integer number (711707095).

Almost surely, 2^1423414189 is an apocalyptic number.

It is an amenable number.

1423414189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423414189 is an equidigital number, since it uses as much as digits as its factorization.

1423414189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 37.

The square root of 1423414189 is about 37728.1617495472. The cubic root of 1423414189 is about 1124.8909692524.

The spelling of 1423414189 in words is "one billion, four hundred twenty-three million, four hundred fourteen thousand, one hundred eighty-nine".