1201137 has 12 divisors (see below), whose sum is σ = 1863216. Its totient is φ = 686280.

The previous prime is 1201117. The next prime is 1201141. The reversal of 1201137 is 7311021.

It is not a de Polignac number, because 1201137 - 2⁶ = 1201073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3939 + ... + 4232.

It is an arithmetic number, because the mean of its divisors is an integer number (155268).

2^1201137 is an apocalyptic number.

It is an amenable number.

1201137 is a deficient number, since it is larger than the sum of its proper divisors (662079).

1201137 is an equidigital number, since it uses as much as digits as its factorization.

1201137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8188 (or 8181 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 1201137 is about 1095.9639592614. The cubic root of 1201137 is about 106.2994086236.

Adding to 1201137 its reverse (7311021), we get a palindrome (8512158).

The spelling of 1201137 in words is "one million, two hundred one thousand, one hundred thirty-seven".