130067172 has 72 divisors (see below), whose sum is σ = 336615552. Its totient is φ = 42336000.

The previous prime is 130067137. The next prime is 130067209. The reversal of 130067172 is 271760031.

130067172 = T₂₅₃ + T₂₅₄ + ... + T₉₂₆.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 385788 + ... + 386124.

It is an arithmetic number, because the mean of its divisors is an integer number (4675216).

Almost surely, 2^130067172 is an apocalyptic number.

130067172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130067172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168307776).

130067172 is an abundant number, since it is smaller than the sum of its proper divisors (206548380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130067172 is a wasteful number, since it uses less digits than its factorization.

130067172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 130067172 is about 11404.6995576385. The cubic root of 130067172 is about 506.6669380962. Note that the first 3 decimals are identical.

The spelling of 130067172 in words is "one hundred thirty million, sixty-seven thousand, one hundred seventy-two".