451291067 has 2 divisors, whose sum is σ = 451291068. Its totient is φ = 451291066.

The previous prime is 451291013. The next prime is 451291079. The reversal of 451291067 is 760192154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 451291067 - 2⁸ = 451290811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (451291007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225645533 + 225645534.

It is an arithmetic number, because the mean of its divisors is an integer number (225645534).

Almost surely, 2^451291067 is an apocalyptic number.

451291067 is a deficient number, since it is larger than the sum of its proper divisors (1).

451291067 is an equidigital number, since it uses as much as digits as its factorization.

451291067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 451291067 is about 21243.6123811371. The cubic root of 451291067 is about 767.0415895475.

The spelling of 451291067 in words is "four hundred fifty-one million, two hundred ninety-one thousand, sixty-seven".