1423020052 has 6 divisors (see below), whose sum is σ = 2490285098. Its totient is φ = 711510024.

The previous prime is 1423020043. The next prime is 1423020061. The reversal of 1423020052 is 2500203241.

It is an interprime number because it is at equal distance from previous prime (1423020043) and next prime (1423020061).

It can be written as a sum of positive squares in only one way, i.e., 1218987396 + 204032656 = 34914^2 + 14284^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177877503 + ... + 177877510.

Almost surely, 2^1423020052 is an apocalyptic number.

It is an amenable number.

1423020052 is a deficient number, since it is larger than the sum of its proper divisors (1067265046).

1423020052 is a wasteful number, since it uses less digits than its factorization.

1423020052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355755017 (or 355755015 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1423020052 is about 37722.9380085910. The cubic root of 1423020052 is about 1124.7871339145.

Adding to 1423020052 its reverse (2500203241), we get a palindrome (3923223293).

The spelling of 1423020052 in words is "one billion, four hundred twenty-three million, twenty thousand, fifty-two".