51470299 has 2 divisors, whose sum is σ = 51470300. Its totient is φ = 51470298.

The previous prime is 51470281. The next prime is 51470303. The reversal of 51470299 is 99207415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51470299 - 2⁵ = 51470267 is a prime.

It is not a weakly prime, because it can be changed into another prime (51470249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25735149 + 25735150.

It is an arithmetic number, because the mean of its divisors is an integer number (25735150).

Almost surely, 2^51470299 is an apocalyptic number.

51470299 is a deficient number, since it is larger than the sum of its proper divisors (1).

51470299 is an equidigital number, since it uses as much as digits as its factorization.

51470299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 51470299 is about 7174.2803820314. The cubic root of 51470299 is about 371.9794064023.

The spelling of 51470299 in words is "fifty-one million, four hundred seventy thousand, two hundred ninety-nine".