53954321 has 2 divisors, whose sum is σ = 53954322. Its totient is φ = 53954320.

The previous prime is 53954279. The next prime is 53954339. The reversal of 53954321 is 12345935.

53954321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46771921 + 7182400 = 6839^2 + 2680^2 .

It is a cyclic number.

It is not a de Polignac number, because 53954321 - 2¹⁴ = 53937937 is a prime.

It is a super-2 number, since 2×53954321² = 5822137509142082, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53954221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26977160 + 26977161.

It is an arithmetic number, because the mean of its divisors is an integer number (26977161).

Almost surely, 2^53954321 is an apocalyptic number.

It is an amenable number.

53954321 is a deficient number, since it is larger than the sum of its proper divisors (1).

53954321 is an equidigital number, since it uses as much as digits as its factorization.

53954321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 32.

The square root of 53954321 is about 7345.3605085115. The cubic root of 53954321 is about 377.8697072478.

The spelling of 53954321 in words is "fifty-three million, nine hundred fifty-four thousand, three hundred twenty-one".