1055532423 has 32 divisors (see below), whose sum is σ = 1599823872. Its totient is φ = 613231200.

The previous prime is 1055532421. The next prime is 1055532449. The reversal of 1055532423 is 3242355501.

It is not a de Polignac number, because 1055532423 - 2¹ = 1055532421 is a prime.

It is a super-2 number, since 2×1055532423² = 2228297392008501858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055532421) 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 in 31 ways as a sum of consecutive naturals, for example, 104640 + ... + 114282.

It is an arithmetic number, because the mean of its divisors is an integer number (49994496).

Almost surely, 2^1055532423 is an apocalyptic number.

1055532423 is a deficient number, since it is larger than the sum of its proper divisors (544291449).

1055532423 is a wasteful number, since it uses less digits than its factorization.

1055532423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9795.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1055532423 is about 32488.9584782276. The cubic root of 1055532423 is about 1018.1783527955.

Adding to 1055532423 its reverse (3242355501), we get a palindrome (4297887924).

The spelling of 1055532423 in words is "one billion, fifty-five million, five hundred thirty-two thousand, four hundred twenty-three".