1135242453 has 8 divisors (see below), whose sum is σ = 1522721088. Its totient is φ = 752296064.

The previous prime is 1135242421. The next prime is 1135242469. The reversal of 1135242453 is 3542425311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1135242453 - 2⁵ = 1135242421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1135242453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135242553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1132476 + ... + 1133477.

It is an arithmetic number, because the mean of its divisors is an integer number (190340136).

Almost surely, 2^1135242453 is an apocalyptic number.

It is an amenable number.

1135242453 is a deficient number, since it is larger than the sum of its proper divisors (387478635).

1135242453 is a wasteful number, since it uses less digits than its factorization.

1135242453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266123.

The product of its digits is 14400, while the sum is 30.

The square root of 1135242453 is about 33693.3591824858. The cubic root of 1135242453 is about 1043.1887009979.

Adding to 1135242453 its reverse (3542425311), we get a palindrome (4677667764).

The spelling of 1135242453 in words is "one billion, one hundred thirty-five million, two hundred forty-two thousand, four hundred fifty-three".