43027401243 has 16 divisors (see below), whose sum is σ = 57513600000. Its totient is φ = 28613127840.

The previous prime is 43027401229. The next prime is 43027401257. The reversal of 43027401243 is 34210472034.

It is an interprime number because it is at equal distance from previous prime (43027401229) and next prime (43027401257).

It is not a de Polignac number, because 43027401243 - 2¹⁴ = 43027384859 is a prime.

It is a super-2 number, since 2×43027401243² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43027401243.

It is not an unprimeable number, because it can be changed into a prime (43027401223) 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, 3585313 + ... + 3597293.

It is an arithmetic number, because the mean of its divisors is an integer number (3594600000).

Almost surely, 2^43027401243 is an apocalyptic number.

43027401243 is a deficient number, since it is larger than the sum of its proper divisors (14486198757).

43027401243 is a wasteful number, since it uses less digits than its factorization.

43027401243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14882.

The product of its (nonzero) digits is 16128, while the sum is 30.

Adding to 43027401243 its reverse (34210472034), we get a palindrome (77237873277).

The spelling of 43027401243 in words is "forty-three billion, twenty-seven million, four hundred one thousand, two hundred forty-three".