31536341043 has 16 divisors (see below), whose sum is σ = 42240102912. Its totient is φ = 20928500000.

The previous prime is 31536341041. The next prime is 31536341047. The reversal of 31536341043 is 34014363513.

It is a cyclic number.

It is not a de Polignac number, because 31536341043 - 2¹ = 31536341041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31536340995 and 31536341013.

It is not an unprimeable number, because it can be changed into a prime (31536341041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1420438 + ... + 1442468.

It is an arithmetic number, because the mean of its divisors is an integer number (2640006432).

Almost surely, 2^31536341043 is an apocalyptic number.

31536341043 is a deficient number, since it is larger than the sum of its proper divisors (10703761869).

31536341043 is a wasteful number, since it uses less digits than its factorization.

31536341043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24186.

The product of its (nonzero) digits is 38880, while the sum is 33.

The spelling of 31536341043 in words is "thirty-one billion, five hundred thirty-six million, three hundred forty-one thousand, forty-three".