45913361 has 4 divisors (see below), whose sum is σ = 49445172. Its totient is φ = 42381552.

The previous prime is 45913333. The next prime is 45913381. The reversal of 45913361 is 16331954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16331954 = 2 ⋅8165977.

It can be written as a sum of positive squares in 2 ways, for example, as 31013761 + 14899600 = 5569^2 + 3860^2 .

It is a cyclic number.

It is not a de Polignac number, because 45913361 - 2¹⁰ = 45912337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45913381) 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, 1765886 + ... + 1765911.

It is an arithmetic number, because the mean of its divisors is an integer number (12361293).

Almost surely, 2^45913361 is an apocalyptic number.

It is an amenable number.

45913361 is a deficient number, since it is larger than the sum of its proper divisors (3531811).

45913361 is a wasteful number, since it uses less digits than its factorization.

45913361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3531810.

The product of its digits is 9720, while the sum is 32.

The square root of 45913361 is about 6775.9398610082. The cubic root of 45913361 is about 358.0796952295.

The spelling of 45913361 in words is "forty-five million, nine hundred thirteen thousand, three hundred sixty-one".