67654253 has 2 divisors, whose sum is σ = 67654254. Its totient is φ = 67654252.

The previous prime is 67654217. The next prime is 67654259. The reversal of 67654253 is 35245676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62694724 + 4959529 = 7918^2 + 2227^2 .

It is a cyclic number.

It is not a de Polignac number, because 67654253 - 2⁶ = 67654189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67654259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33827126 + 33827127.

It is an arithmetic number, because the mean of its divisors is an integer number (33827127).

Almost surely, 2^67654253 is an apocalyptic number.

It is an amenable number.

67654253 is a deficient number, since it is larger than the sum of its proper divisors (1).

67654253 is an equidigital number, since it uses as much as digits as its factorization.

67654253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 38.

The square root of 67654253 is about 8225.2205441556. The cubic root of 67654253 is about 407.4725599097.

The spelling of 67654253 in words is "sixty-seven million, six hundred fifty-four thousand, two hundred fifty-three".