1201530675 has 48 divisors (see below), whose sum is σ = 2112721920. Its totient is φ = 600445440.

The previous prime is 1201530661. The next prime is 1201530677. The reversal of 1201530675 is 5760351021.

It is not a de Polignac number, because 1201530675 - 2⁶ = 1201530611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201530677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 302754 + ... + 306696.

It is an arithmetic number, because the mean of its divisors is an integer number (44015040).

Almost surely, 2^1201530675 is an apocalyptic number.

1201530675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1201530675 is a deficient number, since it is larger than the sum of its proper divisors (911191245).

1201530675 is a wasteful number, since it uses less digits than its factorization.

1201530675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212 (or 4207 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 1201530675 is about 34663.1025010745. The cubic root of 1201530675 is about 1063.1102063469.

Adding to 1201530675 its reverse (5760351021), we get a palindrome (6961881696).

The spelling of 1201530675 in words is "one billion, two hundred one million, five hundred thirty thousand, six hundred seventy-five".