1248840092 has 6 divisors (see below), whose sum is σ = 2185470168. Its totient is φ = 624420044.

The previous prime is 1248840071. The next prime is 1248840097. The reversal of 1248840092 is 2900488421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248840097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156105008 + ... + 156105015.

It is an arithmetic number, because the mean of its divisors is an integer number (364245028).

Almost surely, 2^1248840092 is an apocalyptic number.

It is an amenable number.

1248840092 is a deficient number, since it is larger than the sum of its proper divisors (936630076).

1248840092 is a wasteful number, since it uses less digits than its factorization.

1248840092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312210027 (or 312210025 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 1248840092 is about 35338.9316759859. The cubic root of 1248840092 is about 1076.8840490990.

The spelling of 1248840092 in words is "one billion, two hundred forty-eight million, eight hundred forty thousand, ninety-two".