155060551 has 2 divisors, whose sum is σ = 155060552. Its totient is φ = 155060550.

The previous prime is 155060527. The next prime is 155060569.

155060551 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 155060551 - 2¹⁷ = 154929479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155060951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77530275 + 77530276.

It is an arithmetic number, because the mean of its divisors is an integer number (77530276).

Almost surely, 2^155060551 is an apocalyptic number.

155060551 is a deficient number, since it is larger than the sum of its proper divisors (1).

155060551 is an equidigital number, since it uses as much as digits as its factorization.

155060551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 155060551 is about 12452.3311472190. The cubic root of 155060551 is about 537.2384749729.

The spelling of 155060551 in words is "one hundred fifty-five million, sixty thousand, five hundred fifty-one".