104520001545 has 36 divisors (see below), whose sum is σ = 192451846860. Its totient is φ = 52464935424.

The previous prime is 104520001519. The next prime is 104520001561. The reversal of 104520001545 is 545100025401.

It can be written as a sum of positive squares in 6 ways, for example, as 27499536 + 104492502009 = 5244^2 + 323253^2 .

It is not a de Polignac number, because 104520001545 - 2¹³ = 104519993353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4005450 + ... + 4031459.

It is an arithmetic number, because the mean of its divisors is an integer number (5345884635).

Almost surely, 2^104520001545 is an apocalyptic number.

104520001545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104520001545 is a deficient number, since it is larger than the sum of its proper divisors (87931845315).

104520001545 is a wasteful number, since it uses less digits than its factorization.

104520001545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8036954 (or 8036934 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 104520001545 its reverse (545100025401), we get a palindrome (649620026946).

The spelling of 104520001545 in words is "one hundred four billion, five hundred twenty million, one thousand, five hundred forty-five".