1354819 has 2 divisors, whose sum is σ = 1354820. Its totient is φ = 1354818.

The previous prime is 1354813. The next prime is 1354823. The reversal of 1354819 is 9184531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1354819 - 2³ = 1354811 is a prime.

It is a super-2 number, since 2×1354819² = 3671069045522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1354811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677409 + 677410.

It is an arithmetic number, because the mean of its divisors is an integer number (677410).

2^1354819 is an apocalyptic number.

1354819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354819 is an equidigital number, since it uses as much as digits as its factorization.

1354819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 31.

The square root of 1354819 is about 1163.9669239287. The cubic root of 1354819 is about 110.6522950725.

The spelling of 1354819 in words is "one million, three hundred fifty-four thousand, eight hundred nineteen".