1150001506 has 4 divisors (see below), whose sum is σ = 1725002262. Its totient is φ = 575000752.

The previous prime is 1150001491. The next prime is 1150001507. The reversal of 1150001506 is 6051000511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6051000511 = 1013 ⋅5973347.

It can be written as a sum of positive squares in only one way, i.e., 1106560225 + 43441281 = 33265^2 + 6591^2 .

It is not an unprimeable number, because it can be changed into a prime (1150001507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287500375 + ... + 287500378.

Almost surely, 2^1150001506 is an apocalyptic number.

1150001506 is a deficient number, since it is larger than the sum of its proper divisors (575000756).

1150001506 is an equidigital number, since it uses as much as digits as its factorization.

1150001506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575000755.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 1150001506 is about 33911.6721203777. The cubic root of 1150001506 is about 1047.6900105107.

The spelling of 1150001506 in words is "one billion, one hundred fifty million, one thousand, five hundred six".