1117479550 has 96 divisors (see below), whose sum is σ = 2358732960. Its totient is φ = 390297600.

The previous prime is 1117479523. The next prime is 1117479551. The reversal of 1117479550 is 559747111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117479551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1810842 + ... + 1811458.

It is an arithmetic number, because the mean of its divisors is an integer number (24570135).

Almost surely, 2^1117479550 is an apocalyptic number.

1117479550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1117479550 is an abundant number, since it is smaller than the sum of its proper divisors (1241253410).

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

1117479550 is a wasteful number, since it uses less digits than its factorization.

1117479550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 40.

The square root of 1117479550 is about 33428.7234276154. The cubic root of 1117479550 is about 1037.7192220744.

The spelling of 1117479550 in words is "one billion, one hundred seventeen million, four hundred seventy-nine thousand, five hundred fifty".