1117664770 has 32 divisors (see below), whose sum is σ = 2039758848. Its totient is φ = 440895168.

The previous prime is 1117664767. The next prime is 1117664771. The reversal of 1117664770 is 774667111.

It is a super-3 number, since 3×1117664770³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1117664771) 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, 217167 + ... + 222253.

It is an arithmetic number, because the mean of its divisors is an integer number (63742464).

Almost surely, 2^1117664770 is an apocalyptic number.

1117664770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1117664770 is a deficient number, since it is larger than the sum of its proper divisors (922094078).

1117664770 is a wasteful number, since it uses less digits than its factorization.

1117664770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5394.

The product of its (nonzero) digits is 49392, while the sum is 40.

The square root of 1117664770 is about 33431.4936848475. The cubic root of 1117664770 is about 1037.7765522021.

The spelling of 1117664770 in words is "one billion, one hundred seventeen million, six hundred sixty-four thousand, seven hundred seventy".