272146453 has 2 divisors, whose sum is σ = 272146454. Its totient is φ = 272146452.

The previous prime is 272146451. The next prime is 272146463. The reversal of 272146453 is 354641272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187635204 + 84511249 = 13698^2 + 9193^2 .

It is a cyclic number.

It is not a de Polignac number, because 272146453 - 2¹ = 272146451 is a prime.

Together with 272146451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272146451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136073226 + 136073227.

It is an arithmetic number, because the mean of its divisors is an integer number (136073227).

Almost surely, 2^272146453 is an apocalyptic number.

It is an amenable number.

272146453 is a deficient number, since it is larger than the sum of its proper divisors (1).

272146453 is an equidigital number, since it uses as much as digits as its factorization.

272146453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 34.

The square root of 272146453 is about 16496.8619137095. The cubic root of 272146453 is about 648.0386263682.

The spelling of 272146453 in words is "two hundred seventy-two million, one hundred forty-six thousand, four hundred fifty-three".