1455434798 has 4 divisors (see below), whose sum is σ = 2183152200. Its totient is φ = 727717398.

The previous prime is 1455434741. The next prime is 1455434801. The reversal of 1455434798 is 8974345541.

It is a happy number.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 363858698 + ... + 363858701.

It is an arithmetic number, because the mean of its divisors is an integer number (545788050).

Almost surely, 2^1455434798 is an apocalyptic number.

1455434798 is a deficient number, since it is larger than the sum of its proper divisors (727717402).

1455434798 is an equidigital number, since it uses as much as digits as its factorization.

1455434798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727717401.

The product of its digits is 2419200, while the sum is 50.

The square root of 1455434798 is about 38150.1611792139. The cubic root of 1455434798 is about 1133.2635438186.

The spelling of 1455434798 in words is "one billion, four hundred fifty-five million, four hundred thirty-four thousand, seven hundred ninety-eight".