272453969 has 2 divisors, whose sum is σ = 272453970. Its totient is φ = 272453968.

The previous prime is 272453963. The next prime is 272454023. The reversal of 272453969 is 969354272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149132944 + 123321025 = 12212^2 + 11105^2 .

It is a cyclic number.

It is not a de Polignac number, because 272453969 - 2⁴ = 272453953 is a prime.

It is a super-2 number, since 2×272453969² = 148462330447705922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (272453963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136226984 + 136226985.

It is an arithmetic number, because the mean of its divisors is an integer number (136226985).

Almost surely, 2^272453969 is an apocalyptic number.

It is an amenable number.

272453969 is a deficient number, since it is larger than the sum of its proper divisors (1).

272453969 is an equidigital number, since it uses as much as digits as its factorization.

272453969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 47.

The square root of 272453969 is about 16506.1797215467. The cubic root of 272453969 is about 648.2826215044.

The spelling of 272453969 in words is "two hundred seventy-two million, four hundred fifty-three thousand, nine hundred sixty-nine".