106171425 has 24 divisors (see below), whose sum is σ = 195042080. Its totient is φ = 56624400.

The previous prime is 106171421. The next prime is 106171489. The reversal of 106171425 is 524171601.

It is a happy number.

106171425 is a `hidden beast` number, since 1 + 0 + 617 + 1 + 42 + 5 = 666.

It is not a de Polignac number, because 106171425 - 2² = 106171421 is a prime.

It is a super-2 number, since 2×106171425² = 22544742973061250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (106171421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77971 + ... + 79320.

Almost surely, 2^106171425 is an apocalyptic number.

106171425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106171425 is a deficient number, since it is larger than the sum of its proper divisors (88870655).

106171425 is a wasteful number, since it uses less digits than its factorization.

106171425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157310 (or 157299 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 106171425 is about 10303.9519117667. The cubic root of 106171425 is about 473.5173343461.

The spelling of 106171425 in words is "one hundred six million, one hundred seventy-one thousand, four hundred twenty-five".