43541051 has 2 divisors, whose sum is σ = 43541052. Its totient is φ = 43541050.

The previous prime is 43541041. The next prime is 43541059. The reversal of 43541051 is 15014534.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43541051 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43541059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21770525 + 21770526.

It is an arithmetic number, because the mean of its divisors is an integer number (21770526).

Almost surely, 2^43541051 is an apocalyptic number.

43541051 is a deficient number, since it is larger than the sum of its proper divisors (1).

43541051 is an equidigital number, since it uses as much as digits as its factorization.

43541051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 43541051 is about 6598.5643135458. The cubic root of 43541051 is about 351.8030788840.

Adding to 43541051 its reverse (15014534), we get a palindrome (58555585).

The spelling of 43541051 in words is "forty-three million, five hundred forty-one thousand, fifty-one".