451023245 has 16 divisors (see below), whose sum is σ = 554722560. Its totient is φ = 351933504.

The previous prime is 451023239. The next prime is 451023289. The reversal of 451023245 is 542320154.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 451023245 - 2⁸ = 451022989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25907 + ... + 39663.

It is an arithmetic number, because the mean of its divisors is an integer number (34670160).

Almost surely, 2^451023245 is an apocalyptic number.

It is an amenable number.

451023245 is a deficient number, since it is larger than the sum of its proper divisors (103699315).

451023245 is a wasteful number, since it uses less digits than its factorization.

451023245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13924.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 451023245 is about 21237.3078566941. The cubic root of 451023245 is about 766.8898240321.

Adding to 451023245 its reverse (542320154), we get a palindrome (993343399).

The spelling of 451023245 in words is "four hundred fifty-one million, twenty-three thousand, two hundred forty-five".