1151344015 has 4 divisors (see below), whose sum is σ = 1381612824. Its totient is φ = 921075208.

The previous prime is 1151343983. The next prime is 1151344031. The reversal of 1151344015 is 5104431511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1151344015 - 2⁵ = 1151343983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 115134397 + ... + 115134406.

It is an arithmetic number, because the mean of its divisors is an integer number (345403206).

Almost surely, 2^1151344015 is an apocalyptic number.

1151344015 is a deficient number, since it is larger than the sum of its proper divisors (230268809).

1151344015 is an equidigital number, since it uses as much as digits as its factorization.

1151344015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230268808.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1151344015 is about 33931.4605491718. The cubic root of 1151344015 is about 1048.0975422365.

Adding to 1151344015 its reverse (5104431511), we get a palindrome (6255775526).

The spelling of 1151344015 in words is "one billion, one hundred fifty-one million, three hundred forty-four thousand, fifteen".