67478053 has 2 divisors, whose sum is σ = 67478054. Its totient is φ = 67478052.

The previous prime is 67478029. The next prime is 67478057. The reversal of 67478053 is 35087476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47568609 + 19909444 = 6897^2 + 4462^2 .

It is a cyclic number.

It is not a de Polignac number, because 67478053 - 2⁹ = 67477541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67477997 and 67478015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67478057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33739026 + 33739027.

It is an arithmetic number, because the mean of its divisors is an integer number (33739027).

Almost surely, 2^67478053 is an apocalyptic number.

It is an amenable number.

67478053 is a deficient number, since it is larger than the sum of its proper divisors (1).

67478053 is an equidigital number, since it uses as much as digits as its factorization.

67478053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 67478053 is about 8214.5026021056. The cubic root of 67478053 is about 407.1185093180.

The spelling of 67478053 in words is "sixty-seven million, four hundred seventy-eight thousand, fifty-three".