1125782246 has 4 divisors (see below), whose sum is σ = 1688673372. Its totient is φ = 562891122.

The previous prime is 1125782197. The next prime is 1125782249. The reversal of 1125782246 is 6422875211.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125782249) by changing a digit.

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 as a sum of consecutive naturals, namely, 281445560 + ... + 281445563.

It is an arithmetic number, because the mean of its divisors is an integer number (422168343).

Almost surely, 2^1125782246 is an apocalyptic number.

1125782246 is a deficient number, since it is larger than the sum of its proper divisors (562891126).

1125782246 is an equidigital number, since it uses as much as digits as its factorization.

1125782246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562891125.

The product of its digits is 53760, while the sum is 38.

The square root of 1125782246 is about 33552.6786710093. The cubic root of 1125782246 is about 1040.2829130465.

The spelling of 1125782246 in words is "one billion, one hundred twenty-five million, seven hundred eighty-two thousand, two hundred forty-six".