1127196720 has 120 divisors (see below), whose sum is σ = 4076728656. Its totient is φ = 277461504.

The previous prime is 1127196709. The next prime is 1127196751. The reversal of 1127196720 is 276917211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50854 + ... + 69573.

Almost surely, 2^1127196720 is an apocalyptic number.

1127196720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1127196720 is an abundant number, since it is smaller than the sum of its proper divisors (2949531936).

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

1127196720 is a wasteful number, since it uses less digits than its factorization.

1127196720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120459 (or 120450 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The square root of 1127196720 is about 33573.7504607394. The cubic root of 1127196720 is about 1040.7184138744.

The spelling of 1127196720 in words is "one billion, one hundred twenty-seven million, one hundred ninety-six thousand, seven hundred twenty".