43130134340131 has 4 divisors (see below), whose sum is σ = 43130150757064. Its totient is φ = 43130117923200.

The previous prime is 43130134340107. The next prime is 43130134340149. The reversal of 43130134340131 is 13104343103134.

It is a happy number.

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 43130134340131 - 2¹⁷ = 43130134209059 is a prime.

It is a super-2 number, since 2×43130134340131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43130134340093 and 43130134340102.

It is not an unprimeable number, because it can be changed into a prime (43130134340101) 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, 3282225 + ... + 9850546.

It is an arithmetic number, because the mean of its divisors is an integer number (10782537689266).

Almost surely, 2^{43130134340131} is an apocalyptic number.

43130134340131 is a deficient number, since it is larger than the sum of its proper divisors (16416933).

43130134340131 is a wasteful number, since it uses less digits than its factorization.

43130134340131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16416932.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 43130134340131 its reverse (13104343103134), we get a palindrome (56234477443265).

The spelling of 43130134340131 in words is "forty-three trillion, one hundred thirty billion, one hundred thirty-four million, three hundred forty thousand, one hundred thirty-one".