451120152303 has 8 divisors (see below), whose sum is σ = 668326151600. Its totient is φ = 300746768184.

The previous prime is 451120152269. The next prime is 451120152317. The reversal of 451120152303 is 303251021154.

451120152303 is a `hidden beast` number, since 451 + 1 + 201 + 5 + 2 + 3 + 0 + 3 = 666.

It is not a de Polignac number, because 451120152303 - 2²¹ = 451118055151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 16708153789 = 451120152303 / (4 + 5 + 1 + 1 + 2 + 0 + 1 + 5 + 2 + 3 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451120152383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8354076868 + ... + 8354076921.

It is an arithmetic number, because the mean of its divisors is an integer number (83540768950).

Almost surely, 2^451120152303 is an apocalyptic number.

451120152303 is a deficient number, since it is larger than the sum of its proper divisors (217205999297).

451120152303 is a wasteful number, since it uses less digits than its factorization.

451120152303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16708153798 (or 16708153792 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 451120152303 its reverse (303251021154), we get a palindrome (754371173457).

The spelling of 451120152303 in words is "four hundred fifty-one billion, one hundred twenty million, one hundred fifty-two thousand, three hundred three".