1141787 has 8 divisors (see below), whose sum is σ = 1176000. Its totient is φ = 1108224.

The previous prime is 1141769. The next prime is 1141801. The reversal of 1141787 is 7871411.

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

It is a cyclic number.

It is not a de Polignac number, because 1141787 - 2⁸ = 1141531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7589 + ... + 7737.

It is an arithmetic number, because the mean of its divisors is an integer number (147000).

2^1141787 is an apocalyptic number.

1141787 is a deficient number, since it is larger than the sum of its proper divisors (34213).

1141787 is an equidigital number, since it uses as much as digits as its factorization.

1141787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325.

The product of its digits is 1568, while the sum is 29.

The square root of 1141787 is about 1068.5443369369. The cubic root of 1141787 is about 104.5189483584.

The spelling of 1141787 in words is "one million, one hundred forty-one thousand, seven hundred eighty-seven".