1151315 has 16 divisors (see below), whose sum is σ = 1528416. Its totient is φ = 832480.

The previous prime is 1151303. The next prime is 1151317. The reversal of 1151315 is 5131511.

It is not a de Polignac number, because 1151315 - 2⁶ = 1151251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1151293 and 1151302.

It is not an unprimeable number, because it can be changed into a prime (1151317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6569 + ... + 6741.

It is an arithmetic number, because the mean of its divisors is an integer number (95526).

2^1151315 is an apocalyptic number.

1151315 is a deficient number, since it is larger than the sum of its proper divisors (377101).

1151315 is an equidigital number, since it uses as much as digits as its factorization.

1151315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 189 counting only the distinct ones).

The product of its digits is 75, while the sum is 17.

The square root of 1151315 is about 1072.9934762150. The cubic root of 1151315 is about 104.8088737800.

Adding to 1151315 its reverse (5131511), we get a palindrome (6282826).

It can be divided in two parts, 11 and 51315, that multiplied together give a palindrome (564465).

The spelling of 1151315 in words is "one million, one hundred fifty-one thousand, three hundred fifteen".