281463041 has 2 divisors, whose sum is σ = 281463042. Its totient is φ = 281463040.

The previous prime is 281463037. The next prime is 281463071. The reversal of 281463041 is 140364182.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207244816 + 74218225 = 14396^2 + 8615^2 .

It is a cyclic number.

It is not a de Polignac number, because 281463041 - 2² = 281463037 is a prime.

It is equal to p_15301379 and since 281463041 and 15301379 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 281462995 and 281463013.

It is not a weakly prime, because it can be changed into another prime (281463011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140731520 + 140731521.

It is an arithmetic number, because the mean of its divisors is an integer number (140731521).

Almost surely, 2^281463041 is an apocalyptic number.

It is an amenable number.

281463041 is a deficient number, since it is larger than the sum of its proper divisors (1).

281463041 is an equidigital number, since it uses as much as digits as its factorization.

281463041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 281463041 is about 16776.8602843321. The cubic root of 281463041 is about 655.3507365384.

The spelling of 281463041 in words is "two hundred eighty-one million, four hundred sixty-three thousand, forty-one".