53731442201 has 2 divisors, whose sum is σ = 53731442202. Its totient is φ = 53731442200.

The previous prime is 53731442129. The next prime is 53731442227. The reversal of 53731442201 is 10224413735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47665368976 + 6066073225 = 218324^2 + 77885^2 .

It is a cyclic number.

It is not a de Polignac number, because 53731442201 - 2¹⁸ = 53731180057 is a prime.

It is not a weakly prime, because it can be changed into another prime (53731442231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26865721100 + 26865721101.

It is an arithmetic number, because the mean of its divisors is an integer number (26865721101).

Almost surely, 2^53731442201 is an apocalyptic number.

It is an amenable number.

53731442201 is a deficient number, since it is larger than the sum of its proper divisors (1).

53731442201 is an equidigital number, since it uses as much as digits as its factorization.

53731442201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 53731442201 its reverse (10224413735), we get a palindrome (63955855936).

The spelling of 53731442201 in words is "fifty-three billion, seven hundred thirty-one million, four hundred forty-two thousand, two hundred one".