1055523023 has 4 divisors (see below), whose sum is σ = 1065973848. Its totient is φ = 1045072200.

The previous prime is 1055523011. The next prime is 1055523031. The reversal of 1055523023 is 3203255501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1055523023 - 2¹² = 1055518927 is a prime.

It is a super-2 number, since 2×1055523023² = 2228257704166117058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1055522983 and 1055523001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055523043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5225261 + ... + 5225462.

It is an arithmetic number, because the mean of its divisors is an integer number (266493462).

Almost surely, 2^1055523023 is an apocalyptic number.

1055523023 is a deficient number, since it is larger than the sum of its proper divisors (10450825).

1055523023 is a wasteful number, since it uses less digits than its factorization.

1055523023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10450824.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 1055523023 is about 32488.8138133727. The cubic root of 1055523023 is about 1018.1753303383.

Adding to 1055523023 its reverse (3203255501), we get a palindrome (4258778524).

The spelling of 1055523023 in words is "one billion, fifty-five million, five hundred twenty-three thousand, twenty-three".