1234045151243 has 4 divisors (see below), whose sum is σ = 1241905311600. Its totient is φ = 1226184990888.

The previous prime is 1234045151239. The next prime is 1234045151279. The reversal of 1234045151243 is 3421515404321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1234045151243 - 2² = 1234045151239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234045157243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3930079943 + ... + 3930080256.

It is an arithmetic number, because the mean of its divisors is an integer number (310476327900).

Almost surely, 2^{1234045151243} is an apocalyptic number.

1234045151243 is a deficient number, since it is larger than the sum of its proper divisors (7860160357).

1234045151243 is an equidigital number, since it uses as much as digits as its factorization.

1234045151243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7860160356.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 1234045151243 in words is "one trillion, two hundred thirty-four billion, forty-five million, one hundred fifty-one thousand, two hundred forty-three".