1242108546 has 48 divisors (see below), whose sum is σ = 3041912160. Its totient is φ = 336208320.

The previous prime is 1242108503. The next prime is 1242108607. The reversal of 1242108546 is 6458012421.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105595 + ... + 116766.

It is an arithmetic number, because the mean of its divisors is an integer number (63373170).

Almost surely, 2^1242108546 is an apocalyptic number.

1242108546 is an abundant number, since it is smaller than the sum of its proper divisors (1799803614).

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

1242108546 is a wasteful number, since it uses less digits than its factorization.

1242108546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222399 (or 222392 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 1242108546 is about 35243.5603479558. The cubic root of 1242108546 is about 1074.9456748462.

The spelling of 1242108546 in words is "one billion, two hundred forty-two million, one hundred eight thousand, five hundred forty-six".