1087054636 has 6 divisors (see below), whose sum is σ = 1902345620. Its totient is φ = 543527316.

The previous prime is 1087054621. The next prime is 1087054667. The reversal of 1087054636 is 6364507801.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135881826 + ... + 135881833.

Almost surely, 2^1087054636 is an apocalyptic number.

It is an amenable number.

1087054636 is a deficient number, since it is larger than the sum of its proper divisors (815290984).

1087054636 is a wasteful number, since it uses less digits than its factorization.

1087054636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271763663 (or 271763661 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 1087054636 is about 32970.5116126517. The cubic root of 1087054636 is about 1028.2146581469.

The spelling of 1087054636 in words is "one billion, eighty-seven million, fifty-four thousand, six hundred thirty-six".