1634622053 has 2 divisors, whose sum is σ = 1634622054. Its totient is φ = 1634622052.

The previous prime is 1634622049. The next prime is 1634622103. The reversal of 1634622053 is 3502264361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1430503684 + 204118369 = 37822^2 + 14287^2 .

It is a cyclic number.

It is not a de Polignac number, because 1634622053 - 2² = 1634622049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1634622013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 817311026 + 817311027.

It is an arithmetic number, because the mean of its divisors is an integer number (817311027).

Almost surely, 2^1634622053 is an apocalyptic number.

It is an amenable number.

1634622053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1634622053 is an equidigital number, since it uses as much as digits as its factorization.

1634622053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 1634622053 is about 40430.4594705526. The cubic root of 1634622053 is about 1177.9832574778.

The spelling of 1634622053 in words is "one billion, six hundred thirty-four million, six hundred twenty-two thousand, fifty-three".