53142227 has 2 divisors, whose sum is σ = 53142228. Its totient is φ = 53142226.

The previous prime is 53142211. The next prime is 53142233. The reversal of 53142227 is 72224135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53142227 - 2⁴ = 53142211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53142196 and 53142205.

It is not a weakly prime, because it can be changed into another prime (53142127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26571113 + 26571114.

It is an arithmetic number, because the mean of its divisors is an integer number (26571114).

Almost surely, 2^53142227 is an apocalyptic number.

53142227 is a deficient number, since it is larger than the sum of its proper divisors (1).

53142227 is an equidigital number, since it uses as much as digits as its factorization.

53142227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 26.

The square root of 53142227 is about 7289.8715352193. The cubic root of 53142227 is about 375.9642786156.

The spelling of 53142227 in words is "fifty-three million, one hundred forty-two thousand, two hundred twenty-seven".