1148521086 has 16 divisors (see below), whose sum is σ = 2552269200. Its totient is φ = 382840344.

The previous prime is 1148521067. The next prime is 1148521103. The reversal of 1148521086 is 6801258411.

1148521086 is a `hidden beast` number, since 11 + 48 + 521 + 0 + 86 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1148521086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10634401 + ... + 10634508.

It is an arithmetic number, because the mean of its divisors is an integer number (159516825).

Almost surely, 2^1148521086 is an apocalyptic number.

1148521086 is an abundant number, since it is smaller than the sum of its proper divisors (1403748114).

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

1148521086 is a wasteful number, since it uses less digits than its factorization.

1148521086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21268920 (or 21268914 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 1148521086 is about 33889.8375032988. The cubic root of 1148521086 is about 1047.2402466721.

Adding to 1148521086 its reverse (6801258411), we get a palindrome (7949779497).

The spelling of 1148521086 in words is "one billion, one hundred forty-eight million, five hundred twenty-one thousand, eighty-six".