29428051 has 2 divisors, whose sum is σ = 29428052. Its totient is φ = 29428050.

The previous prime is 29428031. The next prime is 29428121. The reversal of 29428051 is 15082492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29428051 - 2¹⁵ = 29395283 is a prime.

It is not a weakly prime, because it can be changed into another prime (29428031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14714025 + 14714026.

It is an arithmetic number, because the mean of its divisors is an integer number (14714026).

Almost surely, 2^29428051 is an apocalyptic number.

29428051 is a deficient number, since it is larger than the sum of its proper divisors (1).

29428051 is an equidigital number, since it uses as much as digits as its factorization.

29428051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 29428051 is about 5424.7627597896. The cubic root of 29428051 is about 308.7359243311.

The spelling of 29428051 in words is "twenty-nine million, four hundred twenty-eight thousand, fifty-one".