1242054344 has 16 divisors (see below), whose sum is σ = 2330361600. Its totient is φ = 620624592.

The previous prime is 1242054343. The next prime is 1242054389. The reversal of 1242054344 is 4434502421.

It is not an unprimeable number, because it can be changed into a prime (1242054343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37004 + ... + 62075.

It is an arithmetic number, because the mean of its divisors is an integer number (145647600).

Almost surely, 2^1242054344 is an apocalyptic number.

It is an amenable number.

1242054344 is a deficient number, since it is larger than the sum of its proper divisors (1088307256).

1242054344 is a wasteful number, since it uses less digits than its factorization.

1242054344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100652 (or 100648 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1242054344 is about 35242.7913763936. The cubic root of 1242054344 is about 1074.9300387858.

Adding to 1242054344 its reverse (4434502421), we get a palindrome (5676556765).

The spelling of 1242054344 in words is "one billion, two hundred forty-two million, fifty-four thousand, three hundred forty-four".