1478467547 has 2 divisors, whose sum is σ = 1478467548. Its totient is φ = 1478467546.

The previous prime is 1478467519. The next prime is 1478467567. The reversal of 1478467547 is 7457648741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1478467547 - 2⁶ = 1478467483 is a prime.

It is a super-3 number, since 3×1478467547³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1478467567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739233773 + 739233774.

It is an arithmetic number, because the mean of its divisors is an integer number (739233774).

Almost surely, 2^1478467547 is an apocalyptic number.

1478467547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478467547 is an equidigital number, since it uses as much as digits as its factorization.

1478467547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5268480, while the sum is 53.

The square root of 1478467547 is about 38450.8458554555. The cubic root of 1478467547 is about 1139.2103762961.

The spelling of 1478467547 in words is "one billion, four hundred seventy-eight million, four hundred sixty-seven thousand, five hundred forty-seven".