31340300433 has 32 divisors (see below), whose sum is σ = 45203558400. Its totient is φ = 19199923776.

The previous prime is 31340300399. The next prime is 31340300449. The reversal of 31340300433 is 33400304313.

It is not a de Polignac number, because 31340300433 - 2¹³ = 31340292241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31340300533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10177188 + ... + 10180266.

It is an arithmetic number, because the mean of its divisors is an integer number (1412611200).

Almost surely, 2^31340300433 is an apocalyptic number.

It is an amenable number.

31340300433 is a deficient number, since it is larger than the sum of its proper divisors (13863257967).

31340300433 is a wasteful number, since it uses less digits than its factorization.

31340300433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4181.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 31340300433 its reverse (33400304313), we get a palindrome (64740604746).

The spelling of 31340300433 in words is "thirty-one billion, three hundred forty million, three hundred thousand, four hundred thirty-three".