29910061 has 2 divisors, whose sum is σ = 29910062. Its totient is φ = 29910060.

The previous prime is 29910059. The next prime is 29910103. The reversal of 29910061 is 16001992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29909961 + 100 = 5469^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 29910061 - 2¹ = 29910059 is a prime.

It is a super-2 number, since 2×29910061² = 1789223498047442, which contains 22 as substring.

Together with 29910059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29911061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14955030 + 14955031.

It is an arithmetic number, because the mean of its divisors is an integer number (14955031).

Almost surely, 2^29910061 is an apocalyptic number.

It is an amenable number.

29910061 is a deficient number, since it is larger than the sum of its proper divisors (1).

29910061 is an equidigital number, since it uses as much as digits as its factorization.

29910061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 29910061 is about 5469.0091424316. The cubic root of 29910061 is about 310.4124271261.

The spelling of 29910061 in words is "twenty-nine million, nine hundred ten thousand, sixty-one".