1141386887 has 8 divisors (see below), whose sum is σ = 1151665152. Its totient is φ = 1131132600.

The previous prime is 1141386871. The next prime is 1141386899. The reversal of 1141386887 is 7886831411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1141386887 - 2⁴ = 1141386871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141386847) 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, 97562 + ... + 108632.

It is an arithmetic number, because the mean of its divisors is an integer number (143958144).

Almost surely, 2^1141386887 is an apocalyptic number.

1141386887 is a deficient number, since it is larger than the sum of its proper divisors (10278265).

1141386887 is a wasteful number, since it uses less digits than its factorization.

1141386887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11989.

The product of its digits is 258048, while the sum is 47.

The square root of 1141386887 is about 33784.4178135424. The cubic root of 1141386887 is about 1045.0673817803.

The spelling of 1141386887 in words is "one billion, one hundred forty-one million, three hundred eighty-six thousand, eight hundred eighty-seven".