1423302893 has 2 divisors, whose sum is σ = 1423302894. Its totient is φ = 1423302892.

The previous prime is 1423302869. The next prime is 1423302899. The reversal of 1423302893 is 3982033241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 934096969 + 489205924 = 30563^2 + 22118^2 .

It is an emirp because it is prime and its reverse (3982033241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1423302893 - 2⁸ = 1423302637 is a prime.

It is a super-2 number, since 2×1423302893² = 4051582250444338898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423302899) 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, 711651446 + 711651447.

It is an arithmetic number, because the mean of its divisors is an integer number (711651447).

Almost surely, 2^1423302893 is an apocalyptic number.

It is an amenable number.

1423302893 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423302893 is an equidigital number, since it uses as much as digits as its factorization.

1423302893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 1423302893 is about 37726.6867482423. The cubic root of 1423302893 is about 1124.8616502790.

The spelling of 1423302893 in words is "one billion, four hundred twenty-three million, three hundred two thousand, eight hundred ninety-three".