1151506 has 4 divisors (see below), whose sum is σ = 1727262. Its totient is φ = 575752.

The previous prime is 1151483. The next prime is 1151519. The reversal of 1151506 is 6051511.

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

It can be written as a sum of positive squares in only one way, i.e., 654481 + 497025 = 809^2 + 705^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287875 + ... + 287878.

2^1151506 is an apocalyptic number.

1151506 is a deficient number, since it is larger than the sum of its proper divisors (575756).

1151506 is an equidigital number, since it uses as much as digits as its factorization.

1151506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575755.

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

The square root of 1151506 is about 1073.0824758610. The cubic root of 1151506 is about 104.8146692944.

It can be divided in two parts, 115150 and 6, that multiplied together give a triangular number (690900 = T₁₁₇₅).

The spelling of 1151506 in words is "one million, one hundred fifty-one thousand, five hundred six".