1101026423 has 18 divisors (see below), whose sum is σ = 1312884648. Its totient is φ = 920650080.

The previous prime is 1101026363. The next prime is 1101026447. The reversal of 1101026423 is 3246201011.

It is not a de Polignac number, because 1101026423 - 2⁶ = 1101026359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101026395 and 1101026404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101026453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 75686 + ... + 89052.

It is an arithmetic number, because the mean of its divisors is an integer number (72938036).

Almost surely, 2^1101026423 is an apocalyptic number.

1101026423 is a deficient number, since it is larger than the sum of its proper divisors (211858225).

1101026423 is an equidigital number, since it uses as much as digits as its factorization.

1101026423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13463 (or 13415 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1101026423 is about 33181.7182044571. The cubic root of 1101026423 is about 1032.6010932328.

Adding to 1101026423 its reverse (3246201011), we get a palindrome (4347227434).

The spelling of 1101026423 in words is "one billion, one hundred one million, twenty-six thousand, four hundred twenty-three".