45816541 has 2 divisors, whose sum is σ = 45816542. Its totient is φ = 45816540.

The previous prime is 45816527. The next prime is 45816553. The reversal of 45816541 is 14561854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45508516 + 308025 = 6746^2 + 555^2 .

It is a cyclic number.

It is not a de Polignac number, because 45816541 - 2⁷ = 45816413 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 45816497 and 45816506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45816521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22908270 + 22908271.

It is an arithmetic number, because the mean of its divisors is an integer number (22908271).

Almost surely, 2^45816541 is an apocalyptic number.

It is an amenable number.

45816541 is a deficient number, since it is larger than the sum of its proper divisors (1).

45816541 is an equidigital number, since it uses as much as digits as its factorization.

45816541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19200, while the sum is 34.

The square root of 45816541 is about 6768.7916942391. The cubic root of 45816541 is about 357.8278173912.

It can be divided in two parts, 458 and 16541, that multiplied together give a triangular number (7575778 = T₃₈₉₂).

The spelling of 45816541 in words is "forty-five million, eight hundred sixteen thousand, five hundred forty-one".