106553551 has 8 divisors (see below), whose sum is σ = 114982560. Its totient is φ = 98157792.

The previous prime is 106553497. The next prime is 106553561. The reversal of 106553551 is 155355601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106553551 - 2⁹ = 106553039 is a prime.

It is a super-2 number, since 2×106553551² = 22707318461419202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106553561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1435 + ... + 14668.

It is an arithmetic number, because the mean of its divisors is an integer number (14372820).

Almost surely, 2^106553551 is an apocalyptic number.

106553551 is a deficient number, since it is larger than the sum of its proper divisors (8429009).

106553551 is a wasteful number, since it uses less digits than its factorization.

106553551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16625.

The product of its (nonzero) digits is 11250, while the sum is 31.

The square root of 106553551 is about 10322.4779486323. The cubic root of 106553551 is about 474.0847394890.

The spelling of 106553551 in words is "one hundred six million, five hundred fifty-three thousand, five hundred fifty-one".