1011311453 has 24 divisors (see below), whose sum is σ = 1124443584. Its totient is φ = 905909760.

The previous prime is 1011311437. The next prime is 1011311471. The reversal of 1011311453 is 3541131101.

It is not a de Polignac number, because 1011311453 - 2⁴ = 1011311437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011311473) 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 23 ways as a sum of consecutive naturals, for example, 1228400 + ... + 1229222.

It is an arithmetic number, because the mean of its divisors is an integer number (46851816).

Almost surely, 2^1011311453 is an apocalyptic number.

It is an amenable number.

1011311453 is a deficient number, since it is larger than the sum of its proper divisors (113132131).

1011311453 is an equidigital number, since it uses as much as digits as its factorization.

1011311453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965 (or 924 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1011311453 is about 31801.1234549976. The cubic root of 1011311453 is about 1003.7563564519.

Adding to 1011311453 its reverse (3541131101), we get a palindrome (4552442554).

The spelling of 1011311453 in words is "one billion, eleven million, three hundred eleven thousand, four hundred fifty-three".