545802001 has 2 divisors, whose sum is σ = 545802002. Its totient is φ = 545802000.

The previous prime is 545801957. The next prime is 545802143. The reversal of 545802001 is 100208545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 391446225 + 154355776 = 19785^2 + 12424^2 .

It is a cyclic number.

It is not a de Polignac number, because 545802001 - 2⁷ = 545801873 is a prime.

It is not a weakly prime, because it can be changed into another prime (545872001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272901000 + 272901001.

It is an arithmetic number, because the mean of its divisors is an integer number (272901001).

Almost surely, 2^545802001 is an apocalyptic number.

It is an amenable number.

545802001 is a deficient number, since it is larger than the sum of its proper divisors (1).

545802001 is an equidigital number, since it uses as much as digits as its factorization.

545802001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 545802001 is about 23362.4057194459. The cubic root of 545802001 is about 817.2313929540.

The spelling of 545802001 in words is "five hundred forty-five million, eight hundred two thousand, one".