1243453014 has 12 divisors (see below), whose sum is σ = 2694148236. Its totient is φ = 414484332.

The previous prime is 1243453007. The next prime is 1243453027. The reversal of 1243453014 is 4103543421.

It is a happy number.

1243453014 is a `hidden beast` number, since 12 + 4 + 345 + 301 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34540344 + ... + 34540379.

It is an arithmetic number, because the mean of its divisors is an integer number (224512353).

Almost surely, 2^1243453014 is an apocalyptic number.

1243453014 is an abundant number, since it is smaller than the sum of its proper divisors (1450695222).

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

1243453014 is a wasteful number, since it uses less digits than its factorization.

1243453014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69080731 (or 69080728 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1243453014 is about 35262.6291419117. The cubic root of 1243453014 is about 1075.3333781960. Note that the first 4 decimals are identical.

Adding to 1243453014 its reverse (4103543421), we get a palindrome (5346996435).

The spelling of 1243453014 in words is "one billion, two hundred forty-three million, four hundred fifty-three thousand, fourteen".