1022272547 has 2 divisors, whose sum is σ = 1022272548. Its totient is φ = 1022272546.

The previous prime is 1022272541. The next prime is 1022272579. The reversal of 1022272547 is 7452722201.

It is an a-pointer prime, because the next prime (1022272579) can be obtained adding 1022272547 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1022272547 - 2⁶ = 1022272483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022272541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511136273 + 511136274.

It is an arithmetic number, because the mean of its divisors is an integer number (511136274).

Almost surely, 2^1022272547 is an apocalyptic number.

1022272547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022272547 is an equidigital number, since it uses as much as digits as its factorization.

1022272547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 1022272547 is about 31972.9971538484. The cubic root of 1022272547 is about 1007.3697359019.

Adding to 1022272547 its reverse (7452722201), we get a palindrome (8474994748).

The spelling of 1022272547 in words is "one billion, twenty-two million, two hundred seventy-two thousand, five hundred forty-seven".