106671381 has 16 divisors (see below), whose sum is σ = 146388480. Its totient is φ = 69050880.

The previous prime is 106671373. The next prime is 106671421. The reversal of 106671381 is 183176601.

It is not a de Polignac number, because 106671381 - 2³ = 106671373 is a prime.

It is a super-2 number, since 2×106671381² = 22757567048894322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106671581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25485 + ... + 29373.

It is an arithmetic number, because the mean of its divisors is an integer number (9149280).

Almost surely, 2^106671381 is an apocalyptic number.

It is an amenable number.

106671381 is a deficient number, since it is larger than the sum of its proper divisors (39717099).

106671381 is a wasteful number, since it uses less digits than its factorization.

106671381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 106671381 is about 10328.1838190458. The cubic root of 106671381 is about 474.2594273210.

The spelling of 106671381 in words is "one hundred six million, six hundred seventy-one thousand, three hundred eighty-one".