134440212043 has 4 divisors (see below), whose sum is σ = 136446782440. Its totient is φ = 132433641648.

The previous prime is 134440212041. The next prime is 134440212059. The reversal of 134440212043 is 340212044431.

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 134440212043 - 2¹ = 134440212041 is a prime.

It is a super-2 number, since 2×134440212043² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134440212041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003285098 + ... + 1003285231.

It is an arithmetic number, because the mean of its divisors is an integer number (34111695610).

Almost surely, 2^134440212043 is an apocalyptic number.

134440212043 is a deficient number, since it is larger than the sum of its proper divisors (2006570397).

134440212043 is an equidigital number, since it uses as much as digits as its factorization.

134440212043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006570396.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 134440212043 its reverse (340212044431), we get a palindrome (474652256474).

The spelling of 134440212043 in words is "one hundred thirty-four billion, four hundred forty million, two hundred twelve thousand, forty-three".