1242124096 has 28 divisors (see below), whose sum is σ = 2467383940. Its totient is φ = 620421120.

The previous prime is 1242124067. The next prime is 1242124097. The reversal of 1242124096 is 6904212421.

It can be written as a sum of positive squares in 2 ways, for example, as 896164096 + 345960000 = 29936^2 + 18600^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242124097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55840 + ... + 74848.

It is an arithmetic number, because the mean of its divisors is an integer number (88120855).

Almost surely, 2^1242124096 is an apocalyptic number.

1242124096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1242124096 is a deficient number, since it is larger than the sum of its proper divisors (1225259844).

1242124096 is a wasteful number, since it uses less digits than its factorization.

1242124096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20042 (or 20032 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1242124096 is about 35243.7809549430. The cubic root of 1242124096 is about 1074.9501605882.

The spelling of 1242124096 in words is "one billion, two hundred forty-two million, one hundred twenty-four thousand, ninety-six".