1117879325 has 18 divisors (see below), whose sum is σ = 1393640526. Its totient is φ = 889507840.

The previous prime is 1117879303. The next prime is 1117879331. The reversal of 1117879325 is 5239787111.

It can be written as a sum of positive squares in 9 ways, for example, as 238578916 + 879300409 = 15446^2 + 29653^2 .

It is not a de Polignac number, because 1117879325 - 2¹⁰ = 1117878301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1650887 + ... + 1651563.

Almost surely, 2^1117879325 is an apocalyptic number.

It is an amenable number.

1117879325 is a deficient number, since it is larger than the sum of its proper divisors (275761201).

1117879325 is an frugal number, since it uses more digits than its factorization.

1117879325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201 (or 939 counting only the distinct ones).

The product of its digits is 105840, while the sum is 44.

The square root of 1117879325 is about 33434.7024063323. The cubic root of 1117879325 is about 1037.8429543135.

The spelling of 1117879325 in words is "one billion, one hundred seventeen million, eight hundred seventy-nine thousand, three hundred twenty-five".