29020451 has 2 divisors, whose sum is σ = 29020452. Its totient is φ = 29020450.

The previous prime is 29020427. The next prime is 29020463. The reversal of 29020451 is 15402092.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29020451 - 2¹⁰ = 29019427 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (29020151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14510225 + 14510226.

It is an arithmetic number, because the mean of its divisors is an integer number (14510226).

Almost surely, 2^29020451 is an apocalyptic number.

29020451 is a deficient number, since it is larger than the sum of its proper divisors (1).

29020451 is an equidigital number, since it uses as much as digits as its factorization.

29020451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 29020451 is about 5387.0633001664. The cubic root of 29020451 is about 307.3038862322.

The spelling of 29020451 in words is "twenty-nine million, twenty thousand, four hundred fifty-one".