53461897 has 2 divisors, whose sum is σ = 53461898. Its totient is φ = 53461896.

The previous prime is 53461883. The next prime is 53461927. The reversal of 53461897 is 79816435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28100601 + 25361296 = 5301^2 + 5036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53461897 is a prime.

It is not a weakly prime, because it can be changed into another prime (53461817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26730948 + 26730949.

It is an arithmetic number, because the mean of its divisors is an integer number (26730949).

Almost surely, 2^53461897 is an apocalyptic number.

It is an amenable number.

53461897 is a deficient number, since it is larger than the sum of its proper divisors (1).

53461897 is an equidigital number, since it uses as much as digits as its factorization.

53461897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 53461897 is about 7311.7642877762. The cubic root of 53461897 is about 376.7166264516.

The spelling of 53461897 in words is "fifty-three million, four hundred sixty-one thousand, eight hundred ninety-seven".