1500666441 has 8 divisors (see below), whose sum is σ = 2087883840. Its totient is φ = 956946672.

The previous prime is 1500666413. The next prime is 1500666499. The reversal of 1500666441 is 1446660051.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1500666441 - 2¹⁷ = 1500535369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1500661441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10874326 + ... + 10874463.

It is an arithmetic number, because the mean of its divisors is an integer number (260985480).

Almost surely, 2^1500666441 is an apocalyptic number.

It is an amenable number.

1500666441 is a deficient number, since it is larger than the sum of its proper divisors (587217399).

1500666441 is a wasteful number, since it uses less digits than its factorization.

1500666441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21748815.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1500666441 is about 38738.4362229556. The cubic root of 1500666441 is about 1144.8837473424.

The spelling of 1500666441 in words is "one billion, five hundred million, six hundred sixty-six thousand, four hundred forty-one".