55126151 has 2 divisors, whose sum is σ = 55126152. Its totient is φ = 55126150.

The previous prime is 55126109. The next prime is 55126157. The reversal of 55126151 is 15162155.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55126151 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55126151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55126157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27563075 + 27563076.

It is an arithmetic number, because the mean of its divisors is an integer number (27563076).

Almost surely, 2^55126151 is an apocalyptic number.

55126151 is a deficient number, since it is larger than the sum of its proper divisors (1).

55126151 is an equidigital number, since it uses as much as digits as its factorization.

55126151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1500, while the sum is 26.

The square root of 55126151 is about 7424.6987144261. The cubic root of 55126151 is about 380.5857793682.

The spelling of 55126151 in words is "fifty-five million, one hundred twenty-six thousand, one hundred fifty-one".