270048721 has 2 divisors, whose sum is σ = 270048722. Its totient is φ = 270048720.

The previous prime is 270048703. The next prime is 270048731. The reversal of 270048721 is 127840072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 266048721 + 4000000 = 16311^2 + 2000^2 .

It is a cyclic number.

It is not a de Polignac number, because 270048721 - 2¹⁵ = 270015953 is a prime.

It is not a weakly prime, because it can be changed into another prime (270048731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135024360 + 135024361.

It is an arithmetic number, because the mean of its divisors is an integer number (135024361).

Almost surely, 2^270048721 is an apocalyptic number.

It is an amenable number.

270048721 is a deficient number, since it is larger than the sum of its proper divisors (1).

270048721 is an equidigital number, since it uses as much as digits as its factorization.

270048721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 270048721 is about 16433.1591910990. The cubic root of 270048721 is about 646.3692810464.

Adding to 270048721 its reverse (127840072), we get a palindrome (397888793).

The spelling of 270048721 in words is "two hundred seventy million, forty-eight thousand, seven hundred twenty-one".