1204011 has 16 divisors (see below), whose sum is σ = 1878400. Its totient is φ = 760104.

The previous prime is 1204003. The next prime is 1204019. The reversal of 1204011 is 1104021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1204003) and next prime (1204019).

It is not a de Polignac number, because 1204011 - 2³ = 1204003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1203984 and 1204002.

It is not an unprimeable number, because it can be changed into a prime (1204019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661 + ... + 1686.

It is an arithmetic number, because the mean of its divisors is an integer number (117400).

2^1204011 is an apocalyptic number.

1204011 is a deficient number, since it is larger than the sum of its proper divisors (674389).

1204011 is a wasteful number, since it uses less digits than its factorization.

1204011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375 (or 2369 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1204011 is about 1097.2743503792. The cubic root of 1204011 is about 106.3841231233.

Adding to 1204011 its reverse (1104021), we get a palindrome (2308032).

The spelling of 1204011 in words is "one million, two hundred four thousand, eleven".