68583511 has 2 divisors, whose sum is σ = 68583512. Its totient is φ = 68583510.

The previous prime is 68583479. The next prime is 68583523. The reversal of 68583511 is 11538586.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68583511 - 2⁵ = 68583479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68583211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34291755 + 34291756.

It is an arithmetic number, because the mean of its divisors is an integer number (34291756).

Almost surely, 2^68583511 is an apocalyptic number.

68583511 is a deficient number, since it is larger than the sum of its proper divisors (1).

68583511 is an equidigital number, since it uses as much as digits as its factorization.

68583511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 37.

The square root of 68583511 is about 8281.5162259094. The cubic root of 68583511 is about 409.3296819947.

The spelling of 68583511 in words is "sixty-eight million, five hundred eighty-three thousand, five hundred eleven".