1478263 has 2 divisors, whose sum is σ = 1478264. Its totient is φ = 1478262.

The previous prime is 1478251. The next prime is 1478273. The reversal of 1478263 is 3628741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1478263 - 2⁵ = 1478231 is a prime.

It is a super-2 number, since 2×1478263² = 4370522994338, which contains 22 as substring.

1478263 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1478203) 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, 739131 + 739132.

It is an arithmetic number, because the mean of its divisors is an integer number (739132).

2^1478263 is an apocalyptic number.

1478263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478263 is an equidigital number, since it uses as much as digits as its factorization.

1478263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 31.

The square root of 1478263 is about 1215.8383938666. The cubic root of 1478263 is about 113.9157837027.

The spelling of 1478263 in words is "one million, four hundred seventy-eight thousand, two hundred sixty-three".