1023311114455 has 48 divisors (see below), whose sum is σ = 1496235400704. Its totient is φ = 668637372480.

The previous prime is 1023311114417. The next prime is 1023311114477. The reversal of 1023311114455 is 5544111133201.

It is a happy number.

It is not a de Polignac number, because 1023311114455 - 2¹⁹ = 1023310590167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1136760 + ... + 1827250.

It is an arithmetic number, because the mean of its divisors is an integer number (31171570848).

Almost surely, 2^{1023311114455} is an apocalyptic number.

1023311114455 is a deficient number, since it is larger than the sum of its proper divisors (472924286249).

1023311114455 is a wasteful number, since it uses less digits than its factorization.

1023311114455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690796 (or 690789 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 1023311114455 its reverse (5544111133201), we get a palindrome (6567422247656).

The spelling of 1023311114455 in words is "one trillion, twenty-three billion, three hundred eleven million, one hundred fourteen thousand, four hundred fifty-five".