1242966415 has 8 divisors (see below), whose sum is σ = 1570062960. Its totient is φ = 942037632.

The previous prime is 1242966409. The next prime is 1242966427. The reversal of 1242966415 is 5146692421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1242966415 - 2⁷ = 1242966287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6541834 + ... + 6542023.

It is an arithmetic number, because the mean of its divisors is an integer number (196257870).

Almost surely, 2^1242966415 is an apocalyptic number.

1242966415 is a deficient number, since it is larger than the sum of its proper divisors (327096545).

1242966415 is a wasteful number, since it uses less digits than its factorization.

1242966415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13083881.

The product of its digits is 103680, while the sum is 40.

The square root of 1242966415 is about 35255.7288252562. The cubic root of 1242966415 is about 1075.1930902477.

The spelling of 1242966415 in words is "one billion, two hundred forty-two million, nine hundred sixty-six thousand, four hundred fifteen".