1105253513 has 16 divisors (see below), whose sum is σ = 1367847936. Its totient is φ = 869641920.

The previous prime is 1105253497. The next prime is 1105253519. The reversal of 1105253513 is 3153525011.

It is a happy number.

It is not a de Polignac number, because 1105253513 - 2⁴ = 1105253497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1105253519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17081 + ... + 50022.

It is an arithmetic number, because the mean of its divisors is an integer number (85490496).

Almost surely, 2^1105253513 is an apocalyptic number.

1105253513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1105253513 is a deficient number, since it is larger than the sum of its proper divisors (262594423).

1105253513 is a wasteful number, since it uses less digits than its factorization.

1105253513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67304.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 1105253513 is about 33245.3532542519. The cubic root of 1105253513 is about 1033.9208689149.

Adding to 1105253513 its reverse (3153525011), we get a palindrome (4258778524).

The spelling of 1105253513 in words is "one billion, one hundred five million, two hundred fifty-three thousand, five hundred thirteen".