272663431 has 2 divisors, whose sum is σ = 272663432. Its totient is φ = 272663430.

The previous prime is 272663371. The next prime is 272663437. The reversal of 272663431 is 134366272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 272663431 - 2¹⁵ = 272630663 is a prime.

It is a super-2 number, since 2×272663431² = 148690693209383522, which contains 22 as substring.

It is equal to p_14848450 and since 272663431 and 14848450 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272663437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136331715 + 136331716.

It is an arithmetic number, because the mean of its divisors is an integer number (136331716).

Almost surely, 2^272663431 is an apocalyptic number.

272663431 is a deficient number, since it is larger than the sum of its proper divisors (1).

272663431 is an equidigital number, since it uses as much as digits as its factorization.

272663431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 34.

The square root of 272663431 is about 16512.5234594837. The cubic root of 272663431 is about 648.4487116900.

The spelling of 272663431 in words is "two hundred seventy-two million, six hundred sixty-three thousand, four hundred thirty-one".