11545412 has 6 divisors (see below), whose sum is σ = 20204478. Its totient is φ = 5772704.

The previous prime is 11545403. The next prime is 11545421. The reversal of 11545412 is 21454511.

It is an interprime number because it is at equal distance from previous prime (11545403) and next prime (11545421).

It can be written as a sum of positive squares in only one way, i.e., 9947716 + 1597696 = 3154^2 + 1264^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443173 + ... + 1443180.

It is an arithmetic number, because the mean of its divisors is an integer number (3367413).

Almost surely, 2^11545412 is an apocalyptic number.

It is an amenable number.

11545412 is a deficient number, since it is larger than the sum of its proper divisors (8659066).

11545412 is a wasteful number, since it uses less digits than its factorization.

11545412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2886357 (or 2886355 counting only the distinct ones).

The product of its digits is 800, while the sum is 23.

The square root of 11545412 is about 3397.8540286481. The cubic root of 11545412 is about 226.0145916911.

Adding to 11545412 its reverse (21454511), we get a palindrome (32999923).

Subtracting 11545412 from its reverse (21454511), we obtain a palindrome (9909099).

The spelling of 11545412 in words is "eleven million, five hundred forty-five thousand, four hundred twelve".