1243214043351 has 16 divisors (see below), whose sum is σ = 1895124946944. Its totient is φ = 710144194464.

The previous prime is 1243214043343. The next prime is 1243214043373. The reversal of 1243214043351 is 1533404123421.

It is not a de Polignac number, because 1243214043351 - 2³ = 1243214043343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1243214043391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10935031 + ... + 11048136.

It is an arithmetic number, because the mean of its divisors is an integer number (118445309184).

Almost surely, 2^{1243214043351} is an apocalyptic number.

1243214043351 is a deficient number, since it is larger than the sum of its proper divisors (651910903593).

1243214043351 is a wasteful number, since it uses less digits than its factorization.

1243214043351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21985870.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 1243214043351 its reverse (1533404123421), we get a palindrome (2776618166772).

The spelling of 1243214043351 in words is "one trillion, two hundred forty-three billion, two hundred fourteen million, forty-three thousand, three hundred fifty-one".