1201456 has 20 divisors (see below), whose sum is σ = 2367904. Its totient is φ = 590400.

The previous prime is 1201439. The next prime is 1201469. The reversal of 1201456 is 6541021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361 + ... + 1591.

2^1201456 is an apocalyptic number.

1201456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1201456 is a deficient number, since it is larger than the sum of its proper divisors (1166448).

1201456 is a wasteful number, since it uses less digits than its factorization.

1201456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1201456 is about 1096.1094835827. The cubic root of 1201456 is about 106.3088181830.

Subtracting from 1201456 its product of nonzero digits (240), we obtain a square (1201216 = 1096²).

Adding to 1201456 its reverse (6541021), we get a palindrome (7742477).

The spelling of 1201456 in words is "one million, two hundred one thousand, four hundred fifty-six".