31144500002153 has 2 divisors, whose sum is σ = 31144500002154. Its totient is φ = 31144500002152.

The previous prime is 31144500002131. The next prime is 31144500002177. The reversal of 31144500002153 is 35120000544113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16050055087504 + 15094444914649 = 4006252^2 + 3885157^2 .

It is a cyclic number.

It is not a de Polignac number, because 31144500002153 - 2¹⁸ = 31144499740009 is a prime.

It is not a weakly prime, because it can be changed into another prime (31144502002153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15572250001076 + 15572250001077.

It is an arithmetic number, because the mean of its divisors is an integer number (15572250001077).

Almost surely, 2^{31144500002153} is an apocalyptic number.

It is an amenable number.

31144500002153 is a deficient number, since it is larger than the sum of its proper divisors (1).

31144500002153 is an equidigital number, since it uses as much as digits as its factorization.

31144500002153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 31144500002153 its reverse (35120000544113), we get a palindrome (66264500546266).

The spelling of 31144500002153 in words is "thirty-one trillion, one hundred forty-four billion, five hundred million, two thousand, one hundred fifty-three".