1201134001 has 12 divisors (see below), whose sum is σ = 1271168400. Its totient is φ = 1134784728.

The previous prime is 1201133987. The next prime is 1201134013. The reversal of 1201134001 is 1004311021.

It is not a de Polignac number, because 1201134001 - 2¹⁹ = 1200609713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201134041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132430 + ... + 141208.

It is an arithmetic number, because the mean of its divisors is an integer number (105930700).

Almost surely, 2^1201134001 is an apocalyptic number.

It is an amenable number.

1201134001 is a deficient number, since it is larger than the sum of its proper divisors (70034399).

1201134001 is an equidigital number, since it uses as much as digits as its factorization.

1201134001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9196 (or 9177 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1201134001 is about 34657.3801808504. The cubic root of 1201134001 is about 1062.9932015399.

Adding to 1201134001 its reverse (1004311021), we get a palindrome (2205445022).

The spelling of 1201134001 in words is "one billion, two hundred one million, one hundred thirty-four thousand, one".