1201406 has 4 divisors (see below), whose sum is σ = 1802112. Its totient is φ = 600702.

The previous prime is 1201381. The next prime is 1201439. The reversal of 1201406 is 6041021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6041021 = 7 ⋅863003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300350 + ... + 300353.

It is an arithmetic number, because the mean of its divisors is an integer number (450528).

2^1201406 is an apocalyptic number.

1201406 is a deficient number, since it is larger than the sum of its proper divisors (600706).

1201406 is an equidigital number, since it uses as much as digits as its factorization.

1201406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600705.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1201406 is about 1096.0866754048. The cubic root of 1201406 is about 106.3073434405.

Adding to 1201406 its reverse (6041021), we get a palindrome (7242427).

The spelling of 1201406 in words is "one million, two hundred one thousand, four hundred six".