53785007 has 2 divisors, whose sum is σ = 53785008. Its totient is φ = 53785006.

The previous prime is 53785003. The next prime is 53785037. The reversal of 53785007 is 70058735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53785007 - 2² = 53785003 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 (53785003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26892503 + 26892504.

It is an arithmetic number, because the mean of its divisors is an integer number (26892504).

Almost surely, 2^53785007 is an apocalyptic number.

53785007 is a deficient number, since it is larger than the sum of its proper divisors (1).

53785007 is an equidigital number, since it uses as much as digits as its factorization.

53785007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 53785007 is about 7333.8262182847. The cubic root of 53785007 is about 377.4740288845.

The spelling of 53785007 in words is "fifty-three million, seven hundred eighty-five thousand, seven".