1150731728527 has 4 divisors (see below), whose sum is σ = 1177492931560. Its totient is φ = 1123970525496.

The previous prime is 1150731728513. The next prime is 1150731728537. The reversal of 1150731728527 is 7258271370511.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1150731728527 is a prime.

It is a super-2 number, since 2×1150731728527² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150731728507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13380601452 + ... + 13380601537.

It is an arithmetic number, because the mean of its divisors is an integer number (294373232890).

Almost surely, 2^{1150731728527} is an apocalyptic number.

1150731728527 is a deficient number, since it is larger than the sum of its proper divisors (26761203033).

1150731728527 is an equidigital number, since it uses as much as digits as its factorization.

1150731728527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26761203032.

The product of its (nonzero) digits is 823200, while the sum is 49.

The spelling of 1150731728527 in words is "one trillion, one hundred fifty billion, seven hundred thirty-one million, seven hundred twenty-eight thousand, five hundred twenty-seven".