1131069755 has 16 divisors (see below), whose sum is σ = 1439635680. Its totient is φ = 850140672.

The previous prime is 1131069743. The next prime is 1131069773. The reversal of 1131069755 is 5579601311.

It is a cyclic number.

It is not a de Polignac number, because 1131069755 - 2⁴ = 1131069739 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38561 + ... + 61229.

It is an arithmetic number, because the mean of its divisors is an integer number (89977230).

Almost surely, 2^1131069755 is an apocalyptic number.

1131069755 is a deficient number, since it is larger than the sum of its proper divisors (308565925).

1131069755 is a wasteful number, since it uses less digits than its factorization.

1131069755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23278.

The product of its (nonzero) digits is 28350, while the sum is 38.

The square root of 1131069755 is about 33631.3805098750. The cubic root of 1131069755 is about 1041.9090167918.

The spelling of 1131069755 in words is "one billion, one hundred thirty-one million, sixty-nine thousand, seven hundred fifty-five".