1050661505 has 16 divisors (see below), whose sum is σ = 1335256704. Its totient is φ = 791978880.

The previous prime is 1050661481. The next prime is 1050661511. The reversal of 1050661505 is 5051660501.

It is not a de Polignac number, because 1050661505 - 2²⁴ = 1033884289 is a prime.

It is a super-2 number, since 2×1050661505² = 2207779196177730050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60476 + ... + 75885.

It is an arithmetic number, because the mean of its divisors is an integer number (83453544).

Almost surely, 2^1050661505 is an apocalyptic number.

It is an amenable number.

1050661505 is a deficient number, since it is larger than the sum of its proper divisors (284595199).

1050661505 is a wasteful number, since it uses less digits than its factorization.

1050661505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136456.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1050661505 is about 32413.9091286441. The cubic root of 1050661505 is about 1016.6097568550.

The spelling of 1050661505 in words is "one billion, fifty million, six hundred sixty-one thousand, five hundred five".