106355945 has 16 divisors (see below), whose sum is σ = 131441088. Its totient is φ = 82555200.

The previous prime is 106355923. The next prime is 106355957. The reversal of 106355945 is 549553601.

It is not a de Polignac number, because 106355945 - 2¹² = 106351849 is a prime.

It is a super-2 number, since 2×106355945² = 22623174073686050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106355899 and 106355908.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100670 + ... + 101720.

It is an arithmetic number, because the mean of its divisors is an integer number (8215068).

Almost surely, 2^106355945 is an apocalyptic number.

It is an amenable number.

106355945 is a deficient number, since it is larger than the sum of its proper divisors (25085143).

106355945 is a wasteful number, since it uses less digits than its factorization.

106355945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640.

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 106355945 is about 10312.9018709576. The cubic root of 106355945 is about 473.7914911343.

The spelling of 106355945 in words is "one hundred six million, three hundred fifty-five thousand, nine hundred forty-five".