1087043136 has 28 divisors (see below), whose sum is σ = 2876135472. Its totient is φ = 362347648.

The previous prime is 1087043129. The next prime is 1087043137. The reversal of 1087043136 is 6313407801.

It is a junction number, because it is equal to n+sod(n) for n = 1087043097 and 1087043106.

It is not an unprimeable number, because it can be changed into a prime (1087043137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2830650 + ... + 2831033.

It is an arithmetic number, because the mean of its divisors is an integer number (102719124).

Almost surely, 2^1087043136 is an apocalyptic number.

1087043136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1087043136 is an abundant number, since it is smaller than the sum of its proper divisors (1789092336).

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

1087043136 is an equidigital number, since it uses as much as digits as its factorization.

1087043136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5661698 (or 5661688 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1087043136 is about 32970.3372139261. The cubic root of 1087043136 is about 1028.2110322910.

The spelling of 1087043136 in words is "one billion, eighty-seven million, forty-three thousand, one hundred thirty-six".