1117560420 has 72 divisors (see below), whose sum is σ = 3393060216. Its totient is φ = 297741312.

The previous prime is 1117560419. The next prime is 1117560461. The reversal of 1117560420 is 240657111.

It is a happy number.

1117560420 is a `hidden beast` number, since 11 + 175 + 60 + 420 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 272844324 + 844716096 = 16518^2 + 29064^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 259404 + ... + 263676.

Almost surely, 2^1117560420 is an apocalyptic number.

1117560420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1117560420 is an abundant number, since it is smaller than the sum of its proper divisors (2275499796).

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

1117560420 is a wasteful number, since it uses less digits than its factorization.

1117560420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5741 (or 5736 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1117560420 is about 33429.9329942493. The cubic root of 1117560420 is about 1037.7442540997.

The spelling of 1117560420 in words is "one billion, one hundred seventeen million, five hundred sixty thousand, four hundred twenty".