45061601 has 4 divisors (see below), whose sum is σ = 48527892. Its totient is φ = 41595312.

The previous prime is 45061591. The next prime is 45061637. The reversal of 45061601 is 10616054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13432225 + 31629376 = 3665^2 + 5624^2 .

It is a cyclic number.

It is not a de Polignac number, because 45061601 - 2⁶ = 45061537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45061651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1733126 + ... + 1733151.

It is an arithmetic number, because the mean of its divisors is an integer number (12131973).

Almost surely, 2^45061601 is an apocalyptic number.

It is an amenable number.

45061601 is a deficient number, since it is larger than the sum of its proper divisors (3466291).

45061601 is a wasteful number, since it uses less digits than its factorization.

45061601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3466290.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 45061601 is about 6712.7938296957. The cubic root of 45061601 is about 355.8515588050.

Adding to 45061601 its reverse (10616054), we get a palindrome (55677655).

It can be divided in two parts, 4 and 5061601, that added together give a palindrome (5061605).

The spelling of 45061601 in words is "forty-five million, sixty-one thousand, six hundred one".