451541 has 2 divisors, whose sum is σ = 451542. Its totient is φ = 451540.

The previous prime is 451523. The next prime is 451547. The reversal of 451541 is 145154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417316 + 34225 = 646^2 + 185^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-451541 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225770 + 225771.

It is an arithmetic number, because the mean of its divisors is an integer number (225771).

2⁴⁵¹⁵⁴¹ is an apocalyptic number.

It is an amenable number.

451541 is a deficient number, since it is larger than the sum of its proper divisors (1).

451541 is an equidigital number, since it uses as much as digits as its factorization.

451541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 400, while the sum is 20.

The square root of 451541 is about 671.9680051907. The cubic root of 451541 is about 76.7183163829.

Adding to 451541 its reverse (145154), we get a palindrome (596695).

The spelling of 451541 in words is "four hundred fifty-one thousand, five hundred forty-one".