1151313441 has 16 divisors (see below), whose sum is σ = 1557480960. Its totient is φ = 756362880.

The previous prime is 1151313439. The next prime is 1151313469. The reversal of 1151313441 is 1443131511.

It is not a de Polignac number, because 1151313441 - 2¹ = 1151313439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1151313041) 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, 443056 + ... + 445646.

It is an arithmetic number, because the mean of its divisors is an integer number (97342560).

Almost surely, 2^1151313441 is an apocalyptic number.

It is an amenable number.

1151313441 is a deficient number, since it is larger than the sum of its proper divisors (406167519).

1151313441 is a wasteful number, since it uses less digits than its factorization.

1151313441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4696.

The product of its digits is 720, while the sum is 24.

The square root of 1151313441 is about 33931.0100203339. The cubic root of 1151313441 is about 1048.0882647262.

Adding to 1151313441 its reverse (1443131511), we get a palindrome (2594444952).

The spelling of 1151313441 in words is "one billion, one hundred fifty-one million, three hundred thirteen thousand, four hundred forty-one".