53220359 has 2 divisors, whose sum is σ = 53220360. Its totient is φ = 53220358.

The previous prime is 53220341. The next prime is 53220371. The reversal of 53220359 is 95302235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53220359 - 2⁸ = 53220103 is a prime.

It is a super-2 number, since 2×53220359² = 5664813224177762, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53220379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26610179 + 26610180.

It is an arithmetic number, because the mean of its divisors is an integer number (26610180).

Almost surely, 2^53220359 is an apocalyptic number.

53220359 is a deficient number, since it is larger than the sum of its proper divisors (1).

53220359 is an equidigital number, since it uses as much as digits as its factorization.

53220359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 53220359 is about 7295.2285091010. The cubic root of 53220359 is about 376.1484413701.

The spelling of 53220359 in words is "fifty-three million, two hundred twenty thousand, three hundred fifty-nine".