53394137 has 2 divisors, whose sum is σ = 53394138. Its totient is φ = 53394136.

The previous prime is 53394113. The next prime is 53394151. The reversal of 53394137 is 73149335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48177481 + 5216656 = 6941^2 + 2284^2 .

It is a cyclic number.

It is not a de Polignac number, because 53394137 - 2⁸ = 53393881 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 53394097 and 53394106.

It is not a weakly prime, because it can be changed into another prime (53394197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26697068 + 26697069.

It is an arithmetic number, because the mean of its divisors is an integer number (26697069).

Almost surely, 2^53394137 is an apocalyptic number.

It is an amenable number.

53394137 is a deficient number, since it is larger than the sum of its proper divisors (1).

53394137 is an equidigital number, since it uses as much as digits as its factorization.

53394137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 35.

The square root of 53394137 is about 7307.1291900445. The cubic root of 53394137 is about 376.5574033286.

The spelling of 53394137 in words is "fifty-three million, three hundred ninety-four thousand, one hundred thirty-seven".