120137 has 4 divisors (see below), whose sum is σ = 126480. Its totient is φ = 113796.
The previous prime is 120121. The next prime is 120157. The reversal of 120137 is 731021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 731021 = 853 ⋅857.
It is a cyclic number.
It is not a de Polignac number, because 120137 - 24 = 120121 is a prime.
It is a Duffinian number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 120137.
It is not an unprimeable number, because it can be changed into a prime (120157) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3143 + ... + 3180.
It is an arithmetic number, because the mean of its divisors is an integer number (31620).
2120137 is an apocalyptic number.
It is an amenable number.
120137 is a deficient number, since it is larger than the sum of its proper divisors (6343).
120137 is an equidigital number, since it uses as much as digits as its factorization.
120137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6342.
The product of its (nonzero) digits is 42, while the sum is 14.
The square root of 120137 is about 346.6078475742. The cubic root of 120137 is about 49.3430049620.
Adding to 120137 its reverse (731021), we get a palindrome (851158).
The spelling of 120137 in words is "one hundred twenty thousand, one hundred thirty-seven".
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