1243341042 has 32 divisors (see below), whose sum is σ = 2501072640. Its totient is φ = 412056960.

The previous prime is 1243341013. The next prime is 1243341067. The reversal of 1243341042 is 2401433421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 963934 + ... + 965222.

It is an arithmetic number, because the mean of its divisors is an integer number (78158520).

Almost surely, 2^1243341042 is an apocalyptic number.

1243341042 is an abundant number, since it is smaller than the sum of its proper divisors (1257731598).

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

1243341042 is a wasteful number, since it uses less digits than its factorization.

1243341042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1243341042 is about 35261.0414196745. The cubic root of 1243341042 is about 1075.3010995756.

Adding to 1243341042 its reverse (2401433421), we get a palindrome (3644774463).

The spelling of 1243341042 in words is "one billion, two hundred forty-three million, three hundred forty-one thousand, forty-two".