1117648455 has 64 divisors (see below), whose sum is σ = 2289835008. Its totient is φ = 451906560.

The previous prime is 1117648439. The next prime is 1117648481. The reversal of 1117648455 is 5548467111.

It is not a de Polignac number, because 1117648455 - 2⁴ = 1117648439 is a prime.

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 63 ways as a sum of consecutive naturals, for example, 29659 + ... + 55811.

It is an arithmetic number, because the mean of its divisors is an integer number (35778672).

Almost surely, 2^1117648455 is an apocalyptic number.

1117648455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1117648455 is an abundant number, since it is smaller than the sum of its proper divisors (1172186553).

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

1117648455 is a wasteful number, since it uses less digits than its factorization.

1117648455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26216.

The product of its digits is 134400, while the sum is 42.

The square root of 1117648455 is about 33431.2496775098. The cubic root of 1117648455 is about 1037.7715025643.

The spelling of 1117648455 in words is "one billion, one hundred seventeen million, six hundred forty-eight thousand, four hundred fifty-five".