53351477 has 2 divisors, whose sum is σ = 53351478. Its totient is φ = 53351476.

The previous prime is 53351461. The next prime is 53351479. The reversal of 53351477 is 77415335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35450116 + 17901361 = 5954^2 + 4231^2 .

It is a cyclic number.

It is not a de Polignac number, because 53351477 - 2⁴ = 53351461 is a prime.

Together with 53351479, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53351479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26675738 + 26675739.

It is an arithmetic number, because the mean of its divisors is an integer number (26675739).

Almost surely, 2^53351477 is an apocalyptic number.

It is an amenable number.

53351477 is a deficient number, since it is larger than the sum of its proper divisors (1).

53351477 is an equidigital number, since it uses as much as digits as its factorization.

53351477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44100, while the sum is 35.

The square root of 53351477 is about 7304.2095397106. The cubic root of 53351477 is about 376.4570913231.

The spelling of 53351477 in words is "fifty-three million, three hundred fifty-one thousand, four hundred seventy-seven".