1461200545 has 8 divisors (see below), whose sum is σ = 2003932224. Its totient is φ = 1001966064.

The previous prime is 1461200537. The next prime is 1461200563. The reversal of 1461200545 is 5450021641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1461200545 - 2³ = 1461200537 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 20874259 + ... + 20874328.

It is an arithmetic number, because the mean of its divisors is an integer number (250491528).

Almost surely, 2^1461200545 is an apocalyptic number.

It is an amenable number.

1461200545 is a deficient number, since it is larger than the sum of its proper divisors (542731679).

1461200545 is an equidigital number, since it uses as much as digits as its factorization.

1461200545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41748599.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1461200545 is about 38225.6529702241. The cubic root of 1461200545 is about 1134.7580574559.

The spelling of 1461200545 in words is "one billion, four hundred sixty-one million, two hundred thousand, five hundred forty-five".