106055551 has 6 divisors (see below), whose sum is σ = 123370800. Its totient is φ = 90904716.

The previous prime is 106055527. The next prime is 106055567. The reversal of 106055551 is 155550601.

It is not a de Polignac number, because 106055551 - 2⁵ = 106055519 is a prime.

It is a super-2 number, since 2×106055551² = 22495559795827202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106055591) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1082151 + ... + 1082248.

It is an arithmetic number, because the mean of its divisors is an integer number (20561800).

Almost surely, 2^106055551 is an apocalyptic number.

106055551 is a deficient number, since it is larger than the sum of its proper divisors (17315249).

106055551 is an equidigital number, since it uses as much as digits as its factorization.

106055551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164413 (or 2164406 counting only the distinct ones).

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

The square root of 106055551 is about 10298.3275826709. The cubic root of 106055551 is about 473.3450082531.

The spelling of 106055551 in words is "one hundred six million, fifty-five thousand, five hundred fifty-one".