29961941 has 2 divisors, whose sum is σ = 29961942. Its totient is φ = 29961940.

The previous prime is 29961913. The next prime is 29961949. The reversal of 29961941 is 14916992.

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., 24462916 + 5499025 = 4946^2 + 2345^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29961941 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 (29961949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14980970 + 14980971.

It is an arithmetic number, because the mean of its divisors is an integer number (14980971).

Almost surely, 2^29961941 is an apocalyptic number.

It is an amenable number.

29961941 is a deficient number, since it is larger than the sum of its proper divisors (1).

29961941 is an equidigital number, since it uses as much as digits as its factorization.

29961941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 41.

The square root of 29961941 is about 5473.7501769810. The cubic root of 29961941 is about 310.5917970332.

The spelling of 29961941 in words is "twenty-nine million, nine hundred sixty-one thousand, nine hundred forty-one".