1050552691 has 2 divisors, whose sum is σ = 1050552692. Its totient is φ = 1050552690.

The previous prime is 1050552683. The next prime is 1050552733. The reversal of 1050552691 is 1962550501.

It is a weak prime.

It is an emirp because it is prime and its reverse (1962550501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1050552691 - 2³ = 1050552683 is a prime.

It is a super-2 number, since 2×1050552691² = 2207321913134682962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1050562691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525276345 + 525276346.

It is an arithmetic number, because the mean of its divisors is an integer number (525276346).

Almost surely, 2^1050552691 is an apocalyptic number.

1050552691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050552691 is an equidigital number, since it uses as much as digits as its factorization.

1050552691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 34.

The square root of 1050552691 is about 32412.2305773608. The cubic root of 1050552691 is about 1016.5746598574.

The spelling of 1050552691 in words is "one billion, fifty million, five hundred fifty-two thousand, six hundred ninety-one".