1148803236 has 135 divisors (see below), whose sum is σ = 3506552049. Its totient is φ = 327009312.

The previous prime is 1148803223. The next prime is 1148803273. The reversal of 1148803236 is 6323088411.

The square root of 1148803236 is 33894.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 75585636 + 1073217600 = 8694^2 + 32760^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1148803236.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 4270510 + ... + 4270778.

Almost surely, 2^1148803236 is an apocalyptic number.

1148803236 is the 33894-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1148803236

1148803236 is an abundant number, since it is smaller than the sum of its proper divisors (2357748813).

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

1148803236 is an equidigital number, since it uses as much as digits as its factorization.

1148803236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The cubic root of 1148803236 is about 1047.3259959736.

Multiplying 1148803236 by its sum of digits (36), we get a square (41356916496 = 203364²).

1148803236 divided by its sum of digits (36) gives a square (31911201 = 5649²).

The spelling of 1148803236 in words is "one billion, one hundred forty-eight million, eight hundred three thousand, two hundred thirty-six".