1198525 has 12 divisors (see below), whose sum is σ = 1499904. Its totient is φ = 950000.

The previous prime is 1198523. The next prime is 1198537. The reversal of 1198525 is 5258911.

It is not a de Polignac number, because 1198525 - 2¹ = 1198523 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4650 + ... + 4900.

It is an arithmetic number, because the mean of its divisors is an integer number (124992).

2^1198525 is an apocalyptic number.

It is an amenable number.

1198525 is a deficient number, since it is larger than the sum of its proper divisors (301379).

1198525 is a wasteful number, since it uses less digits than its factorization.

1198525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452 (or 447 counting only the distinct ones).

The product of its digits is 3600, while the sum is 31.

The square root of 1198525 is about 1094.7716656911. The cubic root of 1198525 is about 106.2222995839. Note that the first 4 decimals are identical.

The spelling of 1198525 in words is "one million, one hundred ninety-eight thousand, five hundred twenty-five".