272430973 has 2 divisors, whose sum is σ = 272430974. Its totient is φ = 272430972.

The previous prime is 272430923. The next prime is 272430989. The reversal of 272430973 is 379034272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270174969 + 2256004 = 16437^2 + 1502^2 .

It is a cyclic number.

It is not a de Polignac number, because 272430973 - 2⁹ = 272430461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272430923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136215486 + 136215487.

It is an arithmetic number, because the mean of its divisors is an integer number (136215487).

Almost surely, 2^272430973 is an apocalyptic number.

It is an amenable number.

272430973 is a deficient number, since it is larger than the sum of its proper divisors (1).

272430973 is an equidigital number, since it uses as much as digits as its factorization.

272430973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 272430973 is about 16505.4831192546. The cubic root of 272430973 is about 648.2643819382.

The spelling of 272430973 in words is "two hundred seventy-two million, four hundred thirty thousand, nine hundred seventy-three".