2053578547 has 2 divisors, whose sum is σ = 2053578548. Its totient is φ = 2053578546.

The previous prime is 2053578517. The next prime is 2053578589. The reversal of 2053578547 is 7458753502.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2053578547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2053578497 and 2053578506.

It is not a weakly prime, because it can be changed into another prime (2053578517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026789273 + 1026789274.

It is an arithmetic number, because the mean of its divisors is an integer number (1026789274).

Almost surely, 2^2053578547 is an apocalyptic number.

2053578547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2053578547 is an equidigital number, since it uses as much as digits as its factorization.

2053578547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176000, while the sum is 46.

The square root of 2053578547 is about 45316.4269001871. The cubic root of 2053578547 is about 1271.0728419810.

The spelling of 2053578547 in words is "two billion, fifty-three million, five hundred seventy-eight thousand, five hundred forty-seven".