45161701 has 6 divisors (see below), whose sum is σ = 48903090. Its totient is φ = 41687568.

The previous prime is 45161681. The next prime is 45161723. The reversal of 45161701 is 10716154.

It is a happy number.

45161701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 3572100 + 41589601 = 1890^2 + 6449^2 .

It is not a de Polignac number, because 45161701 - 2⁹ = 45161189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45161771) 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 in 5 ways as a sum of consecutive naturals, for example, 133446 + ... + 133783.

It is an arithmetic number, because the mean of its divisors is an integer number (8150515).

Almost surely, 2^45161701 is an apocalyptic number.

It is an amenable number.

45161701 is a deficient number, since it is larger than the sum of its proper divisors (3741389).

45161701 is a wasteful number, since it uses less digits than its factorization.

45161701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267255 (or 267242 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 45161701 is about 6720.2456056308. The cubic root of 45161701 is about 356.1148605721.

Adding to 45161701 its reverse (10716154), we get a palindrome (55877855).

The spelling of 45161701 in words is "forty-five million, one hundred sixty-one thousand, seven hundred one".