1135556464 has 40 divisors (see below), whose sum is σ = 2548909280. Its totient is φ = 479996928.

The previous prime is 1135556453. The next prime is 1135556501. The reversal of 1135556464 is 4646555311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 61269 + ... + 77620.

It is an arithmetic number, because the mean of its divisors is an integer number (63722732).

Almost surely, 2^1135556464 is an apocalyptic number.

1135556464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1135556464 is an abundant number, since it is smaller than the sum of its proper divisors (1413352816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1135556464 is a wasteful number, since it uses less digits than its factorization.

1135556464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138977 (or 138971 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

The square root of 1135556464 is about 33698.0186954664. The cubic root of 1135556464 is about 1043.2848750291.

The spelling of 1135556464 in words is "one billion, one hundred thirty-five million, five hundred fifty-six thousand, four hundred sixty-four".