29125223 has 2 divisors, whose sum is σ = 29125224. Its totient is φ = 29125222.

The previous prime is 29125219. The next prime is 29125237. The reversal of 29125223 is 32252192.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29125223 - 2² = 29125219 is a prime.

It is a super-2 number, since 2×29125223² = 1696557229599458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 29125192 and 29125201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29025223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14562611 + 14562612.

It is an arithmetic number, because the mean of its divisors is an integer number (14562612).

Almost surely, 2^29125223 is an apocalyptic number.

29125223 is a deficient number, since it is larger than the sum of its proper divisors (1).

29125223 is an equidigital number, since it uses as much as digits as its factorization.

29125223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 29125223 is about 5396.7789467422. The cubic root of 29125223 is about 307.6732599282.

The spelling of 29125223 in words is "twenty-nine million, one hundred twenty-five thousand, two hundred twenty-three".