140970 has 32 divisors (see below), whose sum is σ = 350208. Its totient is φ = 36288.
The previous prime is 140939. The next prime is 140977. The reversal of 140970 is 79041.
It is a plaindrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (140977) by changing a digit.
140970 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1047 + ... + 1173.
It is an arithmetic number, because the mean of its divisors is an integer number (10944).
2140970 is an apocalyptic number.
140970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 140970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175104).
140970 is an abundant number, since it is smaller than the sum of its proper divisors (209238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140970 is a wasteful number, since it uses less digits than its factorization.
140970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174.
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 140970 is about 375.4597182122. The cubic root of 140970 is about 52.0445870048.
The spelling of 140970 in words is "one hundred forty thousand, nine hundred seventy".
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