15045601 has 2 divisors, whose sum is σ = 15045602. Its totient is φ = 15045600.

The previous prime is 15045599. The next prime is 15045619. The reversal of 15045601 is 10654051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8994001 + 6051600 = 2999^2 + 2460^2 .

It is a cyclic number.

It is not a de Polignac number, because 15045601 - 2¹ = 15045599 is a prime.

Together with 15045599, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15045661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7522800 + 7522801.

It is an arithmetic number, because the mean of its divisors is an integer number (7522801).

Almost surely, 2^15045601 is an apocalyptic number.

It is an amenable number.

15045601 is a deficient number, since it is larger than the sum of its proper divisors (1).

15045601 is an equidigital number, since it uses as much as digits as its factorization.

15045601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 15045601 is about 3878.8659425146. The cubic root of 15045601 is about 246.8708695779.

Adding to 15045601 its reverse (10654051), we get a palindrome (25699652).

The spelling of 15045601 in words is "fifteen million, forty-five thousand, six hundred one".