53890427 has 2 divisors, whose sum is σ = 53890428. Its totient is φ = 53890426.

The previous prime is 53890411. The next prime is 53890429. The reversal of 53890427 is 72409835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53890427 - 2⁴ = 53890411 is a prime.

Together with 53890429, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53890429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26945213 + 26945214.

It is an arithmetic number, because the mean of its divisors is an integer number (26945214).

Almost surely, 2^53890427 is an apocalyptic number.

53890427 is a deficient number, since it is larger than the sum of its proper divisors (1).

53890427 is an equidigital number, since it uses as much as digits as its factorization.

53890427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 53890427 is about 7341.0099441426. The cubic root of 53890427 is about 377.7204875414.

The spelling of 53890427 in words is "fifty-three million, eight hundred ninety thousand, four hundred twenty-seven".