545201501 has 8 divisors (see below), whose sum is σ = 591427704. Its totient is φ = 499587840.

The previous prime is 545201473. The next prime is 545201521. The reversal of 545201501 is 105102545.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 43217476 + 501984025 = 6574^2 + 22405^2 .

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 545201501 - 2¹⁴ = 545185117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545201521) 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 7 ways as a sum of consecutive naturals, for example, 151280 + ... + 154841.

It is an arithmetic number, because the mean of its divisors is an integer number (73928463).

Almost surely, 2^545201501 is an apocalyptic number.

It is an amenable number.

545201501 is a deficient number, since it is larger than the sum of its proper divisors (46226203).

545201501 is a wasteful number, since it uses less digits than its factorization.

545201501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306271.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 545201501 is about 23349.5503382827. The cubic root of 545201501 is about 816.9315726671.

The spelling of 545201501 in words is "five hundred forty-five million, two hundred one thousand, five hundred one".