867049441 has 2 divisors, whose sum is σ = 867049442. Its totient is φ = 867049440.

The previous prime is 867049369. The next prime is 867049459. The reversal of 867049441 is 144940768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 865830625 + 1218816 = 29425^2 + 1104^2 .

It is a cyclic number.

It is not a de Polignac number, because 867049441 - 2¹¹ = 867047393 is a prime.

It is not a weakly prime, because it can be changed into another prime (867049241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433524720 + 433524721.

It is an arithmetic number, because the mean of its divisors is an integer number (433524721).

Almost surely, 2^867049441 is an apocalyptic number.

It is an amenable number.

867049441 is a deficient number, since it is larger than the sum of its proper divisors (1).

867049441 is an equidigital number, since it uses as much as digits as its factorization.

867049441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 867049441 is about 29445.7032688982. The cubic root of 867049441 is about 953.5598446098.

The spelling of 867049441 in words is "eight hundred sixty-seven million, forty-nine thousand, four hundred forty-one".