1203601 has 8 divisors (see below), whose sum is σ = 1386560. Its totient is φ = 1023408.

The previous prime is 1203581. The next prime is 1203607. The reversal of 1203601 is 1063021.

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 1203601 - 2¹¹ = 1201553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1203607) 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, 355 + ... + 1591.

It is an arithmetic number, because the mean of its divisors is an integer number (173320).

2^1203601 is an apocalyptic number.

It is an amenable number.

1203601 is a deficient number, since it is larger than the sum of its proper divisors (182959).

1203601 is a wasteful number, since it uses less digits than its factorization.

1203601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1203601 is about 1097.0875079045. The cubic root of 1203601 is about 106.3720461455.

Adding to 1203601 its reverse (1063021), we get a palindrome (2266622).

It can be divided in two parts, 1203 and 601, that multiplied together give a triangular number (723003 = T₁₂₀₂).

The spelling of 1203601 in words is "one million, two hundred three thousand, six hundred one".