1426553 has 2 divisors, whose sum is σ = 1426554. Its totient is φ = 1426552.

The previous prime is 1426543. The next prime is 1426559. The reversal of 1426553 is 3556241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1352569 + 73984 = 1163^2 + 272^2 .

It is a cyclic number.

It is not a de Polignac number, because 1426553 - 2⁶ = 1426489 is a prime.

It is not a weakly prime, because it can be changed into another prime (1426559) 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, 713276 + 713277.

It is an arithmetic number, because the mean of its divisors is an integer number (713277).

2^1426553 is an apocalyptic number.

It is an amenable number.

1426553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426553 is an equidigital number, since it uses as much as digits as its factorization.

1426553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 26.

The square root of 1426553 is about 1194.3839416201. The cubic root of 1426553 is about 112.5717205225.

The spelling of 1426553 in words is "one million, four hundred twenty-six thousand, five hundred fifty-three".