109006957 has 2 divisors, whose sum is σ = 109006958. Its totient is φ = 109006956.
The previous prime is 109006949. The next prime is 109006967. The reversal of 109006957 is 759600901.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 64304361 + 44702596 = 8019^2 + 6686^2 .
It is a cyclic number.
It is not a de Polignac number, because 109006957 - 23 = 109006949 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (109006967) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54503478 + 54503479.
It is an arithmetic number, because the mean of its divisors is an integer number (54503479).
Almost surely, 2109006957 is an apocalyptic number.
It is an amenable number.
109006957 is a deficient number, since it is larger than the sum of its proper divisors (1).
109006957 is an equidigital number, since it uses as much as digits as its factorization.
109006957 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 17010, while the sum is 37.
The square root of 109006957 is about 10440.6396834677. The cubic root of 109006957 is about 477.6957807584.
The spelling of 109006957 in words is "one hundred nine million, six thousand, nine hundred fifty-seven".
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