1201183 has 2 divisors, whose sum is σ = 1201184. Its totient is φ = 1201182.

The previous prime is 1201171. The next prime is 1201201. The reversal of 1201183 is 3811021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201183 is a prime.

It is an Ulam number.

1201183 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600591 + 600592.

It is an arithmetic number, because the mean of its divisors is an integer number (600592).

2^1201183 is an apocalyptic number.

1201183 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201183 is an equidigital number, since it uses as much as digits as its factorization.

1201183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1201183 is about 1095.9849451521. The cubic root of 1201183 is about 106.3007655907.

The spelling of 1201183 in words is "one million, two hundred one thousand, one hundred eighty-three".