68354527 has 2 divisors, whose sum is σ = 68354528. Its totient is φ = 68354526.

The previous prime is 68354453. The next prime is 68354543. The reversal of 68354527 is 72545386.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68354527 - 2¹⁹ = 67830239 is a prime.

It is a super-2 number, since 2×68354527² = 9344682722787458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 68354527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68384527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34177263 + 34177264.

It is an arithmetic number, because the mean of its divisors is an integer number (34177264).

Almost surely, 2^68354527 is an apocalyptic number.

68354527 is a deficient number, since it is larger than the sum of its proper divisors (1).

68354527 is an equidigital number, since it uses as much as digits as its factorization.

68354527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The square root of 68354527 is about 8267.6796623962. The cubic root of 68354527 is about 408.8736226376.

The spelling of 68354527 in words is "sixty-eight million, three hundred fifty-four thousand, five hundred twenty-seven".