1117277331 has 16 divisors (see below), whose sum is σ = 1509659424. Its totient is φ = 734920704.

The previous prime is 1117277323. The next prime is 1117277339. The reversal of 1117277331 is 1337727111.

It is an interprime number because it is at equal distance from previous prime (1117277323) and next prime (1117277339).

It is not a de Polignac number, because 1117277331 - 2³ = 1117277323 is a prime.

It is a super-2 number, since 2×1117277331² = 2496617268732967122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1117277292 and 1117277301.

It is not an unprimeable number, because it can be changed into a prime (1117277339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92371 + ... + 103763.

It is an arithmetic number, because the mean of its divisors is an integer number (94353714).

Almost surely, 2^1117277331 is an apocalyptic number.

1117277331 is a deficient number, since it is larger than the sum of its proper divisors (392382093).

1117277331 is a wasteful number, since it uses less digits than its factorization.

1117277331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11830.

The product of its digits is 6174, while the sum is 33.

The square root of 1117277331 is about 33425.6986613593. The cubic root of 1117277331 is about 1037.6566231055.

The spelling of 1117277331 in words is "one billion, one hundred seventeen million, two hundred seventy-seven thousand, three hundred thirty-one".