451151291 has 2 divisors, whose sum is σ = 451151292. Its totient is φ = 451151290.

The previous prime is 451151273. The next prime is 451151299. The reversal of 451151291 is 192151154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 451151291 - 2²² = 446956987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (451151299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225575645 + 225575646.

It is an arithmetic number, because the mean of its divisors is an integer number (225575646).

Almost surely, 2^451151291 is an apocalyptic number.

451151291 is a deficient number, since it is larger than the sum of its proper divisors (1).

451151291 is an equidigital number, since it uses as much as digits as its factorization.

451151291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 29.

The square root of 451151291 is about 21240.3222903985. The cubic root of 451151291 is about 766.9623907894.

The spelling of 451151291 in words is "four hundred fifty-one million, one hundred fifty-one thousand, two hundred ninety-one".