1068551 has 6 divisors (see below), whose sum is σ = 1174656. Its totient is φ = 971300.

The previous prime is 1068517. The next prime is 1068559. The reversal of 1068551 is 1558601.

It is a de Polignac number, because none of the positive numbers 2^k-1068551 is a prime.

It is a super-2 number, since 2×1068551² = 2283602479202, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1068551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4295 + ... + 4536.

It is an arithmetic number, because the mean of its divisors is an integer number (195776).

2^1068551 is an apocalyptic number.

1068551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1068551 is a deficient number, since it is larger than the sum of its proper divisors (106105).

1068551 is an equidigital number, since it uses as much as digits as its factorization.

1068551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8853 (or 8842 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 1068551 is about 1033.7074054103. The cubic root of 1068551 is about 102.2347215252.

The spelling of 1068551 in words is "one million, sixty-eight thousand, five hundred fifty-one".