1451358899 has 6 divisors (see below), whose sum is σ = 1499688180. Its totient is φ = 1404539940.

The previous prime is 1451358869. The next prime is 1451358913. The reversal of 1451358899 is 9988531541.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1451358899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1451358899.

It is not an unprimeable number, because it can be changed into a prime (1451358869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 754169 + ... + 756090.

It is an arithmetic number, because the mean of its divisors is an integer number (249948030).

Almost surely, 2^1451358899 is an apocalyptic number.

1451358899 is a deficient number, since it is larger than the sum of its proper divisors (48329281).

1451358899 is an equidigital number, since it uses as much as digits as its factorization.

1451358899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510321 (or 1510290 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 53.

The square root of 1451358899 is about 38096.7045687681. The cubic root of 1451358899 is about 1132.2046652111.

The spelling of 1451358899 in words is "one billion, four hundred fifty-one million, three hundred fifty-eight thousand, eight hundred ninety-nine".