451261067 has 2 divisors, whose sum is σ = 451261068. Its totient is φ = 451261066.

The previous prime is 451261033. The next prime is 451261091. The reversal of 451261067 is 760162154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 451261067 - 2⁶ = 451261003 is a prime.

It is not a weakly prime, because it can be changed into another prime (451261007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225630533 + 225630534.

It is an arithmetic number, because the mean of its divisors is an integer number (225630534).

Almost surely, 2^451261067 is an apocalyptic number.

451261067 is a deficient number, since it is larger than the sum of its proper divisors (1).

451261067 is an equidigital number, since it uses as much as digits as its factorization.

451261067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 451261067 is about 21242.9062748015. The cubic root of 451261067 is about 767.0245925661.

The spelling of 451261067 in words is "four hundred fifty-one million, two hundred sixty-one thousand, sixty-seven".