1087337128 has 16 divisors (see below), whose sum is σ = 2039227380. Its totient is φ = 543543168.

The previous prime is 1087337123. The next prime is 1087337129. The reversal of 1087337128 is 8217337801.

It can be written as a sum of positive squares in 2 ways, for example, as 1028998084 + 58339044 = 32078^2 + 7638^2 .

It is not an unprimeable number, because it can be changed into a prime (1087337123) 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, 28500 + ... + 54652.

Almost surely, 2^1087337128 is an apocalyptic number.

It is an amenable number.

1087337128 is a deficient number, since it is larger than the sum of its proper divisors (951890252).

1087337128 is a wasteful number, since it uses less digits than its factorization.

1087337128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31356 (or 31352 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 1087337128 is about 32974.7953443232. The cubic root of 1087337128 is about 1028.3037175337.

The spelling of 1087337128 in words is "one billion, eighty-seven million, three hundred thirty-seven thousand, one hundred twenty-eight".