1641270603 has 16 divisors (see below), whose sum is σ = 2581661696. Its totient is φ = 907614720.

The previous prime is 1641270581. The next prime is 1641270613. The reversal of 1641270603 is 3060721461.

It is not a de Polignac number, because 1641270603 - 2⁹ = 1641270091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1641270613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1259926 + ... + 1261227.

It is an arithmetic number, because the mean of its divisors is an integer number (161353856).

Almost surely, 2^1641270603 is an apocalyptic number.

1641270603 is a deficient number, since it is larger than the sum of its proper divisors (940391093).

1641270603 is a wasteful number, since it uses less digits than its factorization.

1641270603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521194.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 1641270603 is about 40512.5980776351. The cubic root of 1641270603 is about 1179.5781799280.

The spelling of 1641270603 in words is "one billion, six hundred forty-one million, two hundred seventy thousand, six hundred three".