4027475281 has 2 divisors, whose sum is σ = 4027475282. Its totient is φ = 4027475280.

The previous prime is 4027475273. The next prime is 4027475297. The reversal of 4027475281 is 1825747204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3863865600 + 163609681 = 62160^2 + 12791^2 .

It is a cyclic number.

It is not a de Polignac number, because 4027475281 - 2³ = 4027475273 is a prime.

It is a super-2 number, since 2×4027475281² = 32441114278132057922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4027475381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013737640 + 2013737641.

It is an arithmetic number, because the mean of its divisors is an integer number (2013737641).

Almost surely, 2^4027475281 is an apocalyptic number.

It is an amenable number.

4027475281 is a deficient number, since it is larger than the sum of its proper divisors (1).

4027475281 is an equidigital number, since it uses as much as digits as its factorization.

4027475281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125440, while the sum is 40.

The square root of 4027475281 is about 63462.3926510812. The cubic root of 4027475281 is about 1591.0272861114.

The spelling of 4027475281 in words is "four billion, twenty-seven million, four hundred seventy-five thousand, two hundred eighty-one".