1000552691 has 2 divisors, whose sum is σ = 1000552692. Its totient is φ = 1000552690.

The previous prime is 1000552687. The next prime is 1000552733. The reversal of 1000552691 is 1962550001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000552691 - 2² = 1000552687 is a prime.

It is a super-2 number, since 2×1000552691² = 2002211374934682962, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1000252691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500276345 + 500276346.

It is an arithmetic number, because the mean of its divisors is an integer number (500276346).

Almost surely, 2^1000552691 is an apocalyptic number.

1000552691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000552691 is an equidigital number, since it uses as much as digits as its factorization.

1000552691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1000552691 is about 31631.5142065630. The cubic root of 1000552691 is about 1000.1841964029.

The spelling of 1000552691 in words is "one billion, five hundred fifty-two thousand, six hundred ninety-one".