1413550645 has 24 divisors (see below), whose sum is σ = 1881625032. Its totient is φ = 1018368000.

The previous prime is 1413550637. The next prime is 1413550661. The reversal of 1413550645 is 5460553141.

It can be written as a sum of positive squares in 12 ways, for example, as 787700356 + 625850289 = 28066^2 + 25017^2 .

It is not a de Polignac number, because 1413550645 - 2³ = 1413550637 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 1413550645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14245 + ... + 55045.

It is an arithmetic number, because the mean of its divisors is an integer number (78401043).

Almost surely, 2^1413550645 is an apocalyptic number.

It is an amenable number.

1413550645 is a deficient number, since it is larger than the sum of its proper divisors (468074387).

1413550645 is a wasteful number, since it uses less digits than its factorization.

1413550645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40873 (or 40860 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 1413550645 is about 37597.2159208631. The cubic root of 1413550645 is about 1122.2866349421.

The spelling of 1413550645 in words is "one billion, four hundred thirteen million, five hundred fifty thousand, six hundred forty-five".