1150572613 has 4 divisors (see below), whose sum is σ = 1152833580. Its totient is φ = 1148311648.

The previous prime is 1150572611. The next prime is 1150572649. The reversal of 1150572613 is 3162750511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1049630404 + 100942209 = 32398^2 + 10047^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150572613 - 2¹ = 1150572611 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 (1150572611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1129720 + ... + 1130737.

It is an arithmetic number, because the mean of its divisors is an integer number (288208395).

Almost surely, 2^1150572613 is an apocalyptic number.

It is an amenable number.

1150572613 is a deficient number, since it is larger than the sum of its proper divisors (2260967).

1150572613 is an equidigital number, since it uses as much as digits as its factorization.

1150572613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260966.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 1150572613 is about 33920.0915830132. The cubic root of 1150572613 is about 1047.8634143641.

The spelling of 1150572613 in words is "one billion, one hundred fifty million, five hundred seventy-two thousand, six hundred thirteen".