1413554645 has 4 divisors (see below), whose sum is σ = 1696265580. Its totient is φ = 1130843712.

The previous prime is 1413554603. The next prime is 1413554669. The reversal of 1413554645 is 5464553141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5464553141 = 23 ⋅237589267.

It can be written as a sum of positive squares in 2 ways, for example, as 782992324 + 630562321 = 27982^2 + 25111^2 .

It is a cyclic number.

It is not a de Polignac number, because 1413554645 - 2¹⁴ = 1413538261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1413554599 and 1413554608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141355460 + ... + 141355469.

It is an arithmetic number, because the mean of its divisors is an integer number (424066395).

Almost surely, 2^1413554645 is an apocalyptic number.

It is an amenable number.

1413554645 is a deficient number, since it is larger than the sum of its proper divisors (282710935).

1413554645 is an equidigital number, since it uses as much as digits as its factorization.

1413554645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282710934.

The product of its digits is 144000, while the sum is 38.

The square root of 1413554645 is about 37597.2691162536. The cubic root of 1413554645 is about 1122.2876935393.

The spelling of 1413554645 in words is "one billion, four hundred thirteen million, five hundred fifty-four thousand, six hundred forty-five".