51234151 has 2 divisors, whose sum is σ = 51234152. Its totient is φ = 51234150.

The previous prime is 51234121. The next prime is 51234167. The reversal of 51234151 is 15143215.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51234151 - 2⁵ = 51234119 is a prime.

It is a Chen prime.

It is equal to p_3070633 and since 51234151 and 3070633 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51234121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25617075 + 25617076.

It is an arithmetic number, because the mean of its divisors is an integer number (25617076).

Almost surely, 2^51234151 is an apocalyptic number.

51234151 is a deficient number, since it is larger than the sum of its proper divisors (1).

51234151 is an equidigital number, since it uses as much as digits as its factorization.

51234151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 600, while the sum is 22.

The square root of 51234151 is about 7157.8035038690. The cubic root of 51234151 is about 371.4096481836.

Adding to 51234151 its reverse (15143215), we get a palindrome (66377366).

The spelling of 51234151 in words is "fifty-one million, two hundred thirty-four thousand, one hundred fifty-one".