1452377478 has 16 divisors (see below), whose sum is σ = 3004919280. Its totient is φ = 467431776.

The previous prime is 1452377477. The next prime is 1452377513. The reversal of 1452377478 is 8747732541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452377471) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4173325 + ... + 4173672.

It is an arithmetic number, because the mean of its divisors is an integer number (187807455).

Almost surely, 2^1452377478 is an apocalyptic number.

1452377478 is an abundant number, since it is smaller than the sum of its proper divisors (1552541802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1452377478 is a wasteful number, since it uses less digits than its factorization.

1452377478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8347031.

The product of its digits is 1317120, while the sum is 48.

The square root of 1452377478 is about 38110.0705588431. The cubic root of 1452377478 is about 1132.4694676699.

The spelling of 1452377478 in words is "one billion, four hundred fifty-two million, three hundred seventy-seven thousand, four hundred seventy-eight".