451925701 has 2 divisors, whose sum is σ = 451925702. Its totient is φ = 451925700.

The previous prime is 451925641. The next prime is 451925711. The reversal of 451925701 is 107529154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449397601 + 2528100 = 21199^2 + 1590^2 .

It is a cyclic number.

It is not a de Polignac number, because 451925701 - 2⁹ = 451925189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451925711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225962850 + 225962851.

It is an arithmetic number, because the mean of its divisors is an integer number (225962851).

Almost surely, 2^451925701 is an apocalyptic number.

It is an amenable number.

451925701 is a deficient number, since it is larger than the sum of its proper divisors (1).

451925701 is an equidigital number, since it uses as much as digits as its factorization.

451925701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 451925701 is about 21258.5441881611. The cubic root of 451925701 is about 767.4009752452.

The spelling of 451925701 in words is "four hundred fifty-one million, nine hundred twenty-five thousand, seven hundred one".