155424127 has 2 divisors, whose sum is σ = 155424128. Its totient is φ = 155424126.

The previous prime is 155424119. The next prime is 155424169. The reversal of 155424127 is 721424551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155424127 - 2³ = 155424119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155424107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77712063 + 77712064.

It is an arithmetic number, because the mean of its divisors is an integer number (77712064).

Almost surely, 2^155424127 is an apocalyptic number.

155424127 is a deficient number, since it is larger than the sum of its proper divisors (1).

155424127 is an equidigital number, since it uses as much as digits as its factorization.

155424127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11200, while the sum is 31.

The square root of 155424127 is about 12466.9213120161. The cubic root of 155424127 is about 537.6580412857.

Adding to 155424127 its reverse (721424551), we get a palindrome (876848678).

It can be divided in two parts, 155424 and 127, that added together give a palindrome (155551).

The spelling of 155424127 in words is "one hundred fifty-five million, four hundred twenty-four thousand, one hundred twenty-seven".