1050250661 has 16 divisors (see below), whose sum is σ = 1098303360. Its totient is φ = 1003337280.

The previous prime is 1050250657. The next prime is 1050250687. The reversal of 1050250661 is 1660520501.

It is a cyclic number.

It is not a de Polignac number, because 1050250661 - 2² = 1050250657 is a prime.

It is a super-2 number, since 2×1050250661² = 2206052901861873842, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1050250661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050253661) by changing a digit.

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, 1142360 + ... + 1143278.

It is an arithmetic number, because the mean of its divisors is an integer number (68643960).

Almost surely, 2^1050250661 is an apocalyptic number.

It is an amenable number.

1050250661 is a deficient number, since it is larger than the sum of its proper divisors (48052699).

1050250661 is an equidigital number, since it uses as much as digits as its factorization.

1050250661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1050250661 is about 32407.5710444334. The cubic root of 1050250661 is about 1016.4772300391.

The spelling of 1050250661 in words is "one billion, fifty million, two hundred fifty thousand, six hundred sixty-one".