1151087 has 12 divisors (see below), whose sum is σ = 1399920. Its totient is φ = 926976.

The previous prime is 1151083. The next prime is 1151089. The reversal of 1151087 is 7801511.

It is not a de Polignac number, because 1151087 - 2² = 1151083 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 (1151083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1739 + ... + 2307.

It is an arithmetic number, because the mean of its divisors is an integer number (116660).

2^1151087 is an apocalyptic number.

1151087 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1151087 is a deficient number, since it is larger than the sum of its proper divisors (248833).

1151087 is an equidigital number, since it uses as much as digits as its factorization.

1151087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610 (or 593 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 23.

The square root of 1151087 is about 1072.8872261333. The cubic root of 1151087 is about 104.8019547350.

Adding to 1151087 its reverse (7801511), we get a palindrome (8952598).

The spelling of 1151087 in words is "one million, one hundred fifty-one thousand, eighty-seven".