31240334210153 has 2 divisors, whose sum is σ = 31240334210154. Its totient is φ = 31240334210152.

The previous prime is 31240334210093. The next prime is 31240334210237. The reversal of 31240334210153 is 35101243304213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25311635158489 + 5928699051664 = 5031067^2 + 2434892^2 .

It is a cyclic number.

It is not a de Polignac number, because 31240334210153 - 2¹⁰ = 31240334209129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (31240334210053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15620167105076 + 15620167105077.

It is an arithmetic number, because the mean of its divisors is an integer number (15620167105077).

Almost surely, 2^{31240334210153} is an apocalyptic number.

It is an amenable number.

31240334210153 is a deficient number, since it is larger than the sum of its proper divisors (1).

31240334210153 is an equidigital number, since it uses as much as digits as its factorization.

31240334210153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 31240334210153 its reverse (35101243304213), we get a palindrome (66341577514366).

The spelling of 31240334210153 in words is "thirty-one trillion, two hundred forty billion, three hundred thirty-four million, two hundred ten thousand, one hundred fifty-three".