1155114201 has 8 divisors (see below), whose sum is σ = 1544806624. Its totient is φ = 767748960.

The previous prime is 1155114193. The next prime is 1155114217. The reversal of 1155114201 is 1024115511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1155114201 - 2³ = 1155114193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1155114241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 580636 + ... + 582621.

It is an arithmetic number, because the mean of its divisors is an integer number (193100828).

Almost surely, 2^1155114201 is an apocalyptic number.

It is an amenable number.

1155114201 is a deficient number, since it is larger than the sum of its proper divisors (389692423).

1155114201 is a wasteful number, since it uses less digits than its factorization.

1155114201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163591.

The product of its (nonzero) digits is 200, while the sum is 21.

The square root of 1155114201 is about 33986.9710477412. The cubic root of 1155114201 is about 1049.2403276090.

Adding to 1155114201 its reverse (1024115511), we get a palindrome (2179229712).

It can be divided in two parts, 11551 and 14201, that added together give a palindrome (25752).

The spelling of 1155114201 in words is "one billion, one hundred fifty-five million, one hundred fourteen thousand, two hundred one".