1066354 has 4 divisors (see below), whose sum is σ = 1599534. Its totient is φ = 533176.

The previous prime is 1066343. The next prime is 1066367. The reversal of 1066354 is 4536601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 859329 + 207025 = 927^2 + 455^2 .

It is a super-2 number, since 2×1066354² = 2274221706632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266587 + ... + 266590.

2^1066354 is an apocalyptic number.

1066354 is a deficient number, since it is larger than the sum of its proper divisors (533180).

1066354 is an equidigital number, since it uses as much as digits as its factorization.

1066354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533179.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1066354 is about 1032.6441787954. The cubic root of 1066354 is about 102.1646067012.

The spelling of 1066354 in words is "one million, sixty-six thousand, three hundred fifty-four".