1061506 has 4 divisors (see below), whose sum is σ = 1592262. Its totient is φ = 530752.

The previous prime is 1061483. The next prime is 1061509. The reversal of 1061506 is 6051601.

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., 826281 + 235225 = 909^2 + 485^2 .

It is a super-2 number, since 2×1061506² = 2253589976072, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1061509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265375 + ... + 265378.

2^1061506 is an apocalyptic number.

1061506 is a deficient number, since it is larger than the sum of its proper divisors (530756).

1061506 is an equidigital number, since it uses as much as digits as its factorization.

1061506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530755.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1061506 is about 1030.2941327602. The cubic root of 1061506 is about 102.0095467163.

It can be divided in two parts, 10 and 61506, that added together give a palindrome (61516).

The spelling of 1061506 in words is "one million, sixty-one thousand, five hundred six".