1150320253 has 8 divisors (see below), whose sum is σ = 1192332672. Its totient is φ = 1109038656.

The previous prime is 1150320251. The next prime is 1150320263. The reversal of 1150320253 is 3520230511.

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 1150320253 - 2¹ = 1150320251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150320251) 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, 179500 + ... + 185797.

It is an arithmetic number, because the mean of its divisors is an integer number (149041584).

Almost surely, 2^1150320253 is an apocalyptic number.

It is an amenable number.

1150320253 is a deficient number, since it is larger than the sum of its proper divisors (42012419).

1150320253 is an equidigital number, since it uses as much as digits as its factorization.

1150320253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365411.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1150320253 is about 33916.3714598127. The cubic root of 1150320253 is about 1047.7867979779.

Adding to 1150320253 its reverse (3520230511), we get a palindrome (4670550764).

The spelling of 1150320253 in words is "one billion, one hundred fifty million, three hundred twenty thousand, two hundred fifty-three".