29141257 has 2 divisors, whose sum is σ = 29141258. Its totient is φ = 29141256.

The previous prime is 29141251. The next prime is 29141261. The reversal of 29141257 is 75214192.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21013056 + 8128201 = 4584^2 + 2851^2 .

It is a cyclic number.

It is not a de Polignac number, because 29141257 - 2³ = 29141249 is a prime.

It is not a weakly prime, because it can be changed into another prime (29141251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14570628 + 14570629.

It is an arithmetic number, because the mean of its divisors is an integer number (14570629).

Almost surely, 2^29141257 is an apocalyptic number.

It is an amenable number.

29141257 is a deficient number, since it is larger than the sum of its proper divisors (1).

29141257 is an equidigital number, since it uses as much as digits as its factorization.

29141257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 31.

The square root of 29141257 is about 5398.2642580741. The cubic root of 29141257 is about 307.7297096024.

The spelling of 29141257 in words is "twenty-nine million, one hundred forty-one thousand, two hundred fifty-seven".