53642167 has 2 divisors, whose sum is σ = 53642168. Its totient is φ = 53642166.

The previous prime is 53642131. The next prime is 53642179. The reversal of 53642167 is 76124635.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53642167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53642107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26821083 + 26821084.

It is an arithmetic number, because the mean of its divisors is an integer number (26821084).

Almost surely, 2^53642167 is an apocalyptic number.

53642167 is a deficient number, since it is larger than the sum of its proper divisors (1).

53642167 is an equidigital number, since it uses as much as digits as its factorization.

53642167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 34.

The square root of 53642167 is about 7324.0813075771. The cubic root of 53642167 is about 377.1395726530.

The spelling of 53642167 in words is "fifty-three million, six hundred forty-two thousand, one hundred sixty-seven".