1242134796 has 24 divisors (see below), whose sum is σ = 3312359680. Its totient is φ = 354895632.

The previous prime is 1242134771. The next prime is 1242134797. The reversal of 1242134796 is 6974312421.

It is not an unprimeable number, because it can be changed into a prime (1242134797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7393576 + ... + 7393743.

Almost surely, 2^1242134796 is an apocalyptic number.

It is an amenable number.

1242134796 is an abundant number, since it is smaller than the sum of its proper divisors (2070224884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1242134796 is a wasteful number, since it uses less digits than its factorization.

1242134796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14787333 (or 14787331 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 1242134796 is about 35243.9327544473. The cubic root of 1242134796 is about 1074.9532472186.

The spelling of 1242134796 in words is "one billion, two hundred forty-two million, one hundred thirty-four thousand, seven hundred ninety-six".