1135550553 has 8 divisors (see below), whose sum is σ = 1562908416. Its totient is φ = 732613200.

The previous prime is 1135550543. The next prime is 1135550557. The reversal of 1135550553 is 3550555311.

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

It is not a de Polignac number, because 1135550553 - 2⁹ = 1135550041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1135550557) 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, 6105018 + ... + 6105203.

It is an arithmetic number, because the mean of its divisors is an integer number (195363552).

Almost surely, 2^1135550553 is an apocalyptic number.

It is an amenable number.

1135550553 is a deficient number, since it is larger than the sum of its proper divisors (427357863).

1135550553 is a wasteful number, since it uses less digits than its factorization.

1135550553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12210255.

The product of its (nonzero) digits is 28125, while the sum is 33.

The square root of 1135550553 is about 33697.9309898991. The cubic root of 1135550553 is about 1043.2830647955.

The spelling of 1135550553 in words is "one billion, one hundred thirty-five million, five hundred fifty thousand, five hundred fifty-three".