4345541 has 2 divisors, whose sum is σ = 4345542. Its totient is φ = 4345540.

The previous prime is 4345529. The next prime is 4345543. The reversal of 4345541 is 1455434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2512225 + 1833316 = 1585^2 + 1354^2 .

It is a cyclic number.

It is not a de Polignac number, because 4345541 - 2⁶ = 4345477 is a prime.

Together with 4345543, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4345541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4345543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2172770 + 2172771.

It is an arithmetic number, because the mean of its divisors is an integer number (2172771).

Almost surely, 2^4345541 is an apocalyptic number.

It is an amenable number.

4345541 is a deficient number, since it is larger than the sum of its proper divisors (1).

4345541 is an equidigital number, since it uses as much as digits as its factorization.

4345541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 26.

The square root of 4345541 is about 2084.5961239530. The cubic root of 4345541 is about 163.1853938333.

The spelling of 4345541 in words is "four million, three hundred forty-five thousand, five hundred forty-one".