1141389772 has 24 divisors (see below), whose sum is σ = 2091222000. Its totient is φ = 544372416.

The previous prime is 1141389763. The next prime is 1141389779. The reversal of 1141389772 is 2779831411.

It is a super-2 number, since 2×1141389772² = 2605541223252423968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1141389779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49647 + ... + 68902.

It is an arithmetic number, because the mean of its divisors is an integer number (87134250).

Almost surely, 2^1141389772 is an apocalyptic number.

It is an amenable number.

1141389772 is a deficient number, since it is larger than the sum of its proper divisors (949832228).

1141389772 is a wasteful number, since it uses less digits than its factorization.

1141389772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118665 (or 118663 counting only the distinct ones).

The product of its digits is 84672, while the sum is 43.

The square root of 1141389772 is about 33784.4605107141. The cubic root of 1141389772 is about 1045.0682622930.

The spelling of 1141389772 in words is "one billion, one hundred forty-one million, three hundred eighty-nine thousand, seven hundred seventy-two".