45081941 has 2 divisors, whose sum is σ = 45081942. Its totient is φ = 45081940.

The previous prime is 45081929. The next prime is 45081961. The reversal of 45081941 is 14918054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42120100 + 2961841 = 6490^2 + 1721^2 .

It is a cyclic number.

It is not a de Polignac number, because 45081941 - 2⁶ = 45081877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45081898 and 45081907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45081961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22540970 + 22540971.

It is an arithmetic number, because the mean of its divisors is an integer number (22540971).

Almost surely, 2^45081941 is an apocalyptic number.

It is an amenable number.

45081941 is a deficient number, since it is larger than the sum of its proper divisors (1).

45081941 is an equidigital number, since it uses as much as digits as its factorization.

45081941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 45081941 is about 6714.3086762525. The cubic root of 45081941 is about 355.9050924255.

Adding to 45081941 its reverse (14918054), we get a palindrome (59999995).

The spelling of 45081941 in words is "forty-five million, eighty-one thousand, nine hundred forty-one".