1242061212484 has 27 divisors (see below), whose sum is σ = 2206798562493. Its totient is φ = 611687937168.

The previous prime is 1242061212479. The next prime is 1242061212583. The reversal of 1242061212484 is 4842121602421.

It is a happy number.

The square root of 1242061212484 is 1114478.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1220649328900 + 21411883584 = 1104830^2 + 146328^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 149335894 + ... + 149344210.

Almost surely, 2^{1242061212484} is an apocalyptic number.

1242061212484 is the 1114478-th square number.

It is an amenable number.

1242061212484 is a deficient number, since it is larger than the sum of its proper divisors (964737350009).

1242061212484 is an frugal number, since it uses more digits than its factorization.

1242061212484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16772 (or 8386 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 37.

The spelling of 1242061212484 in words is "one trillion, two hundred forty-two billion, sixty-one million, two hundred twelve thousand, four hundred eighty-four".