53678501 has 2 divisors, whose sum is σ = 53678502. Its totient is φ = 53678500.

The previous prime is 53678497. The next prime is 53678519. The reversal of 53678501 is 10587635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45832900 + 7845601 = 6770^2 + 2801^2 .

It is a cyclic number.

It is not a de Polignac number, because 53678501 - 2² = 53678497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53648501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26839250 + 26839251.

It is an arithmetic number, because the mean of its divisors is an integer number (26839251).

Almost surely, 2^53678501 is an apocalyptic number.

It is an amenable number.

53678501 is a deficient number, since it is larger than the sum of its proper divisors (1).

53678501 is an equidigital number, since it uses as much as digits as its factorization.

53678501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 53678501 is about 7326.5613353059. The cubic root of 53678501 is about 377.2247040419.

The spelling of 53678501 in words is "fifty-three million, six hundred seventy-eight thousand, five hundred one".