1478325601 has 3 divisors (see below), whose sum is σ = 1478364051. Its totient is φ = 1478287152.

The previous prime is 1478325521. The next prime is 1478325619. The reversal of 1478325601 is 1065238741.

The square root of 1478325601 is 38449.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 12967201 + 1465358400 = 3601^2 + 38280^2 .

It is not a de Polignac number, because 1478325601 - 2⁷ = 1478325473 is a prime.

It is a super-2 number, since 2×1478325601² = 4370893165144022402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1478625601) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19225 + ... + 57673.

It is an arithmetic number, because the mean of its divisors is an integer number (492788017).

Almost surely, 2^1478325601 is an apocalyptic number.

1478325601 is the 38449-th square number.

1478325601 is the 19225-th centered octagonal number.

It is an amenable number.

1478325601 is a deficient number, since it is larger than the sum of its proper divisors (38450).

1478325601 is an frugal number, since it uses more digits than its factorization.

1478325601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76898 (or 38449 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The cubic root of 1478325601 is about 1139.1739170286.

The spelling of 1478325601 in words is "one billion, four hundred seventy-eight million, three hundred twenty-five thousand, six hundred one".