1201406524 has 18 divisors (see below), whose sum is σ = 2233412720. Its totient is φ = 565367232.

The previous prime is 1201406501. The next prime is 1201406533. The reversal of 1201406524 is 4256041021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 518484 + ... + 520795.

Almost surely, 2^1201406524 is an apocalyptic number.

It is an amenable number.

1201406524 is a deficient number, since it is larger than the sum of its proper divisors (1032006196).

1201406524 is a wasteful number, since it uses less digits than its factorization.

1201406524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039317 (or 1039298 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1201406524 is about 34661.3116312698. The cubic root of 1201406524 is about 1063.0735889598.

Adding to 1201406524 its reverse (4256041021), we get a palindrome (5457447545).

The spelling of 1201406524 in words is "one billion, two hundred one million, four hundred six thousand, five hundred twenty-four".