1135513053 has 16 divisors (see below), whose sum is σ = 1682778240. Its totient is φ = 756767232.

The previous prime is 1135513039. The next prime is 1135513061. The reversal of 1135513053 is 3503155311.

1135513053 is a `hidden beast` number, since 1 + 1 + 355 + 1 + 305 + 3 = 666.

It is not a de Polignac number, because 1135513053 - 2⁹ = 1135512541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135513033) 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, 130600 + ... + 139022.

It is an arithmetic number, because the mean of its divisors is an integer number (105173640).

Almost surely, 2^1135513053 is an apocalyptic number.

It is an amenable number.

1135513053 is a deficient number, since it is larger than the sum of its proper divisors (547265187).

1135513053 is an equidigital number, since it uses as much as digits as its factorization.

1135513053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13425 (or 13419 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 27.

The square root of 1135513053 is about 33697.3745713223. The cubic root of 1135513053 is about 1043.2715803381.

Adding to 1135513053 its reverse (3503155311), we get a palindrome (4638668364).

The spelling of 1135513053 in words is "one billion, one hundred thirty-five million, five hundred thirteen thousand, fifty-three".