545510001 has 8 divisors (see below), whose sum is σ = 731551680. Its totient is φ = 361570832.

The previous prime is 545509963. The next prime is 545510003. The reversal of 545510001 is 100015545.

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 545510001 - 2¹³ = 545501809 is a prime.

It is a super-2 number, since 2×545510001² = 595162322382040002, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 545510001.

It is not an unprimeable number, because it can be changed into a prime (545510003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525021 + ... + 526058.

It is an arithmetic number, because the mean of its divisors is an integer number (91443960).

Almost surely, 2^545510001 is an apocalyptic number.

It is an amenable number.

545510001 is a deficient number, since it is larger than the sum of its proper divisors (186041679).

545510001 is a wasteful number, since it uses less digits than its factorization.

545510001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051255.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 545510001 is about 23356.1555269698. The cubic root of 545510001 is about 817.0856293900.

Adding to 545510001 its reverse (100015545), we get a palindrome (645525546).

The spelling of 545510001 in words is "five hundred forty-five million, five hundred ten thousand, one".