1263352442 has 16 divisors (see below), whose sum is σ = 2068524000. Its totient is φ = 573912240.

The previous prime is 1263352423. The next prime is 1263352451. The reversal of 1263352442 is 2442533621.

It is a junction number, because it is equal to n+sod(n) for n = 1263352399 and 1263352408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23309 + ... + 55407.

It is an arithmetic number, because the mean of its divisors is an integer number (129282750).

Almost surely, 2^1263352442 is an apocalyptic number.

1263352442 is a deficient number, since it is larger than the sum of its proper divisors (805171558).

1263352442 is a wasteful number, since it uses less digits than its factorization.

1263352442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33901.

The product of its digits is 34560, while the sum is 32.

The square root of 1263352442 is about 35543.6695066787. The cubic root of 1263352442 is about 1081.0393635063.

The spelling of 1263352442 in words is "one billion, two hundred sixty-three million, three hundred fifty-two thousand, four hundred forty-two".