1242313504 has 24 divisors (see below), whose sum is σ = 2447791920. Its totient is φ = 620652096.

The previous prime is 1242313487. The next prime is 1242313507. The reversal of 1242313504 is 4053132421.

It is not an unprimeable number, because it can be changed into a prime (1242313507) 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, 25927 + ... + 56185.

It is an arithmetic number, because the mean of its divisors is an integer number (101991330).

Almost surely, 2^1242313504 is an apocalyptic number.

It is an amenable number.

1242313504 is a deficient number, since it is larger than the sum of its proper divisors (1205478416).

1242313504 is a wasteful number, since it uses less digits than its factorization.

1242313504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31552 (or 31544 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1242313504 is about 35246.4679648898. The cubic root of 1242313504 is about 1075.0047965173.

Adding to 1242313504 its reverse (4053132421), we get a palindrome (5295445925).

The spelling of 1242313504 in words is "one billion, two hundred forty-two million, three hundred thirteen thousand, five hundred four".