1087491360 has 96 divisors (see below), whose sum is σ = 3627130752. Its totient is φ = 272936960.

The previous prime is 1087491331. The next prime is 1087491373. The reversal of 1087491360 is 631947801.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 58476 + ... + 74795.

It is an arithmetic number, because the mean of its divisors is an integer number (37782612).

Almost surely, 2^1087491360 is an apocalyptic number.

1087491360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1087491360 is an abundant number, since it is smaller than the sum of its proper divisors (2539639392).

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

1087491360 is a wasteful number, since it uses less digits than its factorization.

1087491360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133306 (or 133298 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 1087491360 is about 32977.1338960802. The cubic root of 1087491360 is about 1028.3523347279.

The spelling of 1087491360 in words is "one billion, eighty-seven million, four hundred ninety-one thousand, three hundred sixty".