1478413 has 2 divisors, whose sum is σ = 1478414. Its totient is φ = 1478412.

The previous prime is 1478387. The next prime is 1478423. The reversal of 1478413 is 3148741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 964324 + 514089 = 982^2 + 717^2 .

It is an emirp because it is prime and its reverse (3148741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1478413 - 2⁵ = 1478381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1478423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739206 + 739207.

It is an arithmetic number, because the mean of its divisors is an integer number (739207).

2^1478413 is an apocalyptic number.

It is an amenable number.

1478413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478413 is an equidigital number, since it uses as much as digits as its factorization.

1478413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 28.

The square root of 1478413 is about 1215.9000781314. The cubic root of 1478413 is about 113.9196366007.

It can be divided in two parts, 1478 and 413, that added together give a triangular number (1891 = T₆₁).

The spelling of 1478413 in words is "one million, four hundred seventy-eight thousand, four hundred thirteen".