1242059964 has 12 divisors (see below), whose sum is σ = 2898139944. Its totient is φ = 414019984.

The previous prime is 1242059941. The next prime is 1242059983. The reversal of 1242059964 is 4699502421.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51752487 + ... + 51752510.

It is an arithmetic number, because the mean of its divisors is an integer number (241511662).

Almost surely, 2^1242059964 is an apocalyptic number.

It is an amenable number.

1242059964 is an abundant number, since it is smaller than the sum of its proper divisors (1656079980).

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

1242059964 is a wasteful number, since it uses less digits than its factorization.

1242059964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103505004 (or 103505002 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 1242059964 is about 35242.8711089207. The cubic root of 1242059964 is about 1074.9316600508.

The spelling of 1242059964 in words is "one billion, two hundred forty-two million, fifty-nine thousand, nine hundred sixty-four".