1141911774 has 24 divisors (see below), whose sum is σ = 2581714512. Its totient is φ = 364087680.

The previous prime is 1141911769. The next prime is 1141911779. The reversal of 1141911774 is 4771191411.

It is an interprime number because it is at equal distance from previous prime (1141911769) and next prime (1141911779).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141911779) 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 11 ways as a sum of consecutive naturals, for example, 1378707 + ... + 1379534.

It is an arithmetic number, because the mean of its divisors is an integer number (107571438).

Almost surely, 2^1141911774 is an apocalyptic number.

1141911774 is an abundant number, since it is smaller than the sum of its proper divisors (1439802738).

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

1141911774 is a wasteful number, since it uses less digits than its factorization.

1141911774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2758272 (or 2758269 counting only the distinct ones).

The product of its digits is 7056, while the sum is 36.

The square root of 1141911774 is about 33792.1851024760. The cubic root of 1141911774 is about 1045.2275548192.

The spelling of 1141911774 in words is "one billion, one hundred forty-one million, nine hundred eleven thousand, seven hundred seventy-four".