1423715553 has 12 divisors (see below), whose sum is σ = 2214668820. Its totient is φ = 876132576.

The previous prime is 1423715519. The next prime is 1423715567. The reversal of 1423715553 is 3555173241.

1423715553 is a `hidden beast` number, since 14 + 23 + 71 + 5 + 553 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 139783329 + 1283932224 = 11823^2 + 35832^2 .

It is not a de Polignac number, because 1423715553 - 2⁸ = 1423715297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1423715653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6084138 + ... + 6084371.

It is an arithmetic number, because the mean of its divisors is an integer number (184555735).

Almost surely, 2^1423715553 is an apocalyptic number.

1423715553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1423715553 is a deficient number, since it is larger than the sum of its proper divisors (790953267).

1423715553 is a wasteful number, since it uses less digits than its factorization.

1423715553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12168528 (or 12168525 counting only the distinct ones).

The product of its digits is 63000, while the sum is 36.

The square root of 1423715553 is about 37732.1554247832. The cubic root of 1423715553 is about 1124.9703506260.

Adding to 1423715553 its reverse (3555173241), we get a palindrome (4978888794).

The spelling of 1423715553 in words is "one billion, four hundred twenty-three million, seven hundred fifteen thousand, five hundred fifty-three".