51234299 has 2 divisors, whose sum is σ = 51234300. Its totient is φ = 51234298.

The previous prime is 51234259. The next prime is 51234343. The reversal of 51234299 is 99243215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51234299 - 2²⁴ = 34457083 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (51234229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25617149 + 25617150.

It is an arithmetic number, because the mean of its divisors is an integer number (25617150).

Almost surely, 2^51234299 is an apocalyptic number.

51234299 is a deficient number, since it is larger than the sum of its proper divisors (1).

51234299 is an equidigital number, since it uses as much as digits as its factorization.

51234299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 51234299 is about 7157.8138422286. The cubic root of 51234299 is about 371.4100058134.

The spelling of 51234299 in words is "fifty-one million, two hundred thirty-four thousand, two hundred ninety-nine".