1201504 has 12 divisors (see below), whose sum is σ = 2365524. Its totient is φ = 600736.

The previous prime is 1201493. The next prime is 1201513. The reversal of 1201504 is 4051021.

It is a super-2 number, since 2×1201504² = 2887223724032, which contains 22 as substring.

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, 18742 + ... + 18805.

It is an arithmetic number, because the mean of its divisors is an integer number (197127).

2^1201504 is an apocalyptic number.

It is an amenable number.

1201504 is a deficient number, since it is larger than the sum of its proper divisors (1164020).

1201504 is an equidigital number, since it uses as much as digits as its factorization.

1201504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37557 (or 37549 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 1201504 is about 1096.1313789870. The cubic root of 1201504 is about 106.3102338973.

Adding to 1201504 its reverse (4051021), we get a palindrome (5252525).

The spelling of 1201504 in words is "one million, two hundred one thousand, five hundred four".