53870477 has 2 divisors, whose sum is σ = 53870478. Its totient is φ = 53870476.

The previous prime is 53870473. The next prime is 53870497. The reversal of 53870477 is 77407835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48177481 + 5692996 = 6941^2 + 2386^2 .

It is a cyclic number.

It is not a de Polignac number, because 53870477 - 2² = 53870473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53870473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26935238 + 26935239.

It is an arithmetic number, because the mean of its divisors is an integer number (26935239).

Almost surely, 2^53870477 is an apocalyptic number.

It is an amenable number.

53870477 is a deficient number, since it is larger than the sum of its proper divisors (1).

53870477 is an equidigital number, since it uses as much as digits as its factorization.

53870477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 41.

The square root of 53870477 is about 7339.6510135019. The cubic root of 53870477 is about 377.6738716319.

The spelling of 53870477 in words is "fifty-three million, eight hundred seventy thousand, four hundred seventy-seven".