920101 has 8 divisors (see below), whose sum is σ = 1132544. Its totient is φ = 727920.
The previous prime is 920053. The next prime is 920107. The reversal of 920101 is 101029.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 920101 - 215 = 887333 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
920101 is a modest number, since divided by 101 gives 92 as remainder.
920101 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (920107) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4965 + ... + 5146.
It is an arithmetic number, because the mean of its divisors is an integer number (141568).
2920101 is an apocalyptic number.
920101 is a gapful number since it is divisible by the number (91) formed by its first and last digit.
It is an amenable number.
920101 is a deficient number, since it is larger than the sum of its proper divisors (212443).
920101 is a wasteful number, since it uses less digits than its factorization.
920101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10131.
The product of its (nonzero) digits is 18, while the sum is 13.
The square root of 920101 is about 959.2189531072. The cubic root of 920101 is about 97.2624416029.
The spelling of 920101 in words is "nine hundred twenty thousand, one hundred one".
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