142231453253 has 2 divisors, whose sum is σ = 142231453254. Its totient is φ = 142231453252.

The previous prime is 142231453219. The next prime is 142231453271. The reversal of 142231453253 is 352354132241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104602436929 + 37629016324 = 323423^2 + 193982^2 .

It is a cyclic number.

It is not a de Polignac number, because 142231453253 - 2²⁶ = 142164344389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142231453213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71115726626 + 71115726627.

It is an arithmetic number, because the mean of its divisors is an integer number (71115726627).

Almost surely, 2^142231453253 is an apocalyptic number.

It is an amenable number.

142231453253 is a deficient number, since it is larger than the sum of its proper divisors (1).

142231453253 is an equidigital number, since it uses as much as digits as its factorization.

142231453253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 35.

Adding to 142231453253 its reverse (352354132241), we get a palindrome (494585585494).

The spelling of 142231453253 in words is "one hundred forty-two billion, two hundred thirty-one million, four hundred fifty-three thousand, two hundred fifty-three".