29913953 has 2 divisors, whose sum is σ = 29913954. Its totient is φ = 29913952.

The previous prime is 29913941. The next prime is 29913971. The reversal of 29913953 is 35931992.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29246464 + 667489 = 5408^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 29913953 - 2⁴ = 29913937 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 29913953.

It is not a weakly prime, because it can be changed into another prime (29910953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14956976 + 14956977.

It is an arithmetic number, because the mean of its divisors is an integer number (14956977).

Almost surely, 2^29913953 is an apocalyptic number.

It is an amenable number.

29913953 is a deficient number, since it is larger than the sum of its proper divisors (1).

29913953 is an equidigital number, since it uses as much as digits as its factorization.

29913953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65610, while the sum is 41.

The square root of 29913953 is about 5469.3649539960. The cubic root of 29913953 is about 310.4258905196.

The spelling of 29913953 in words is "twenty-nine million, nine hundred thirteen thousand, nine hundred fifty-three".