272091497 has 2 divisors, whose sum is σ = 272091498. Its totient is φ = 272091496.

The previous prime is 272091481. The next prime is 272091503. The reversal of 272091497 is 794190272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215179561 + 56911936 = 14669^2 + 7544^2 .

It is a cyclic number.

It is not a de Polignac number, because 272091497 - 2⁴ = 272091481 is a prime.

It is not a weakly prime, because it can be changed into another prime (272091467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136045748 + 136045749.

It is an arithmetic number, because the mean of its divisors is an integer number (136045749).

Almost surely, 2^272091497 is an apocalyptic number.

It is an amenable number.

272091497 is a deficient number, since it is larger than the sum of its proper divisors (1).

272091497 is an equidigital number, since it uses as much as digits as its factorization.

272091497 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 41.

The square root of 272091497 is about 16495.1961794942. The cubic root of 272091497 is about 647.9950027875.

The spelling of 272091497 in words is "two hundred seventy-two million, ninety-one thousand, four hundred ninety-seven".