29940901 has 2 divisors, whose sum is σ = 29940902. Its totient is φ = 29940900.

The previous prime is 29940887. The next prime is 29940923. The reversal of 29940901 is 10904992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22372900 + 7568001 = 4730^2 + 2751^2 .

It is a cyclic number.

It is not a de Polignac number, because 29940901 - 2⁷ = 29940773 is a prime.

It is equal to p_1854385 and since 29940901 and 1854385 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29940991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14970450 + 14970451.

It is an arithmetic number, because the mean of its divisors is an integer number (14970451).

Almost surely, 2^29940901 is an apocalyptic number.

It is an amenable number.

29940901 is a deficient number, since it is larger than the sum of its proper divisors (1).

29940901 is an equidigital number, since it uses as much as digits as its factorization.

29940901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 29940901 is about 5471.8279395463. The cubic root of 29940901 is about 310.5190783170.

The spelling of 29940901 in words is "twenty-nine million, nine hundred forty thousand, nine hundred one".