1164055251 has 8 divisors (see below), whose sum is σ = 1585096704. Its totient is φ = 759525320.

The previous prime is 1164055223. The next prime is 1164055259. The reversal of 1164055251 is 1525504611.

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

It is a cyclic number.

It is not a de Polignac number, because 1164055251 - 2⁵ = 1164055219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1164055259) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4127715 + ... + 4127996.

It is an arithmetic number, because the mean of its divisors is an integer number (198137088).

Almost surely, 2^1164055251 is an apocalyptic number.

1164055251 is a deficient number, since it is larger than the sum of its proper divisors (421041453).

1164055251 is an equidigital number, since it uses as much as digits as its factorization.

1164055251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8255761.

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 1164055251 is about 34118.2539266006. The cubic root of 1164055251 is about 1051.9405537667.

Adding to 1164055251 its reverse (1525504611), we get a palindrome (2689559862).

The spelling of 1164055251 in words is "one billion, one hundred sixty-four million, fifty-five thousand, two hundred fifty-one".