53042207 has 2 divisors, whose sum is σ = 53042208. Its totient is φ = 53042206.

The previous prime is 53042191. The next prime is 53042221. The reversal of 53042207 is 70224035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53042207 - 2⁴ = 53042191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53042237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26521103 + 26521104.

It is an arithmetic number, because the mean of its divisors is an integer number (26521104).

Almost surely, 2^53042207 is an apocalyptic number.

53042207 is a deficient number, since it is larger than the sum of its proper divisors (1).

53042207 is an equidigital number, since it uses as much as digits as its factorization.

53042207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 53042207 is about 7283.0081010528. The cubic root of 53042207 is about 375.7282606335.

The spelling of 53042207 in words is "fifty-three million, forty-two thousand, two hundred seven".