29054561 has 2 divisors, whose sum is σ = 29054562. Its totient is φ = 29054560.

The previous prime is 29054551. The next prime is 29054563. The reversal of 29054561 is 16545092.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25654225 + 3400336 = 5065^2 + 1844^2 .

It is a cyclic number.

It is not a de Polignac number, because 29054561 - 2²² = 24860257 is a prime.

It is a Sophie Germain prime.

Together with 29054563, it forms a pair of twin primes.

It is a Chen prime.

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

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (29054563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14527280 + 14527281.

It is an arithmetic number, because the mean of its divisors is an integer number (14527281).

Almost surely, 2^29054561 is an apocalyptic number.

It is an amenable number.

29054561 is a deficient number, since it is larger than the sum of its proper divisors (1).

29054561 is an equidigital number, since it uses as much as digits as its factorization.

29054561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 29054561 is about 5390.2282883010. The cubic root of 29054561 is about 307.4242385017.

The spelling of 29054561 in words is "twenty-nine million, fifty-four thousand, five hundred sixty-one".