43102012135425 has 24 divisors (see below), whose sum is σ = 71262205075776. Its totient is φ = 22987671522240.

The previous prime is 43102012135393. The next prime is 43102012135439. The reversal of 43102012135425 is 52453121020134.

It is not a de Polignac number, because 43102012135425 - 2⁵ = 43102012135393 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33975892 + ... + 35221658.

It is an arithmetic number, because the mean of its divisors is an integer number (2969258544824).

Almost surely, 2^{43102012135425} is an apocalyptic number.

It is an amenable number.

43102012135425 is a deficient number, since it is larger than the sum of its proper divisors (28160192940351).

43102012135425 is a wasteful number, since it uses less digits than its factorization.

43102012135425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707097 (or 1707092 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 43102012135425 its reverse (52453121020134), we get a palindrome (95555133155559).

The spelling of 43102012135425 in words is "forty-three trillion, one hundred two billion, twelve million, one hundred thirty-five thousand, four hundred twenty-five".