1201522006 has 16 divisors (see below), whose sum is σ = 1842989760. Its totient is φ = 587224960.

The previous prime is 1201521917. The next prime is 1201522013. The reversal of 1201522006 is 6002251021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69390 + ... + 84958.

It is an arithmetic number, because the mean of its divisors is an integer number (115186860).

Almost surely, 2^1201522006 is an apocalyptic number.

1201522006 is a deficient number, since it is larger than the sum of its proper divisors (641467754).

1201522006 is a wasteful number, since it uses less digits than its factorization.

1201522006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16439.

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

The square root of 1201522006 is about 34662.9774543388. The cubic root of 1201522006 is about 1063.1076495736.

Adding to 1201522006 its reverse (6002251021), we get a palindrome (7203773027).

The spelling of 1201522006 in words is "one billion, two hundred one million, five hundred twenty-two thousand, six".