1068491059 has 4 divisors (see below), whose sum is σ = 1114947216. Its totient is φ = 1022034904.

The previous prime is 1068491057. The next prime is 1068491063. The reversal of 1068491059 is 9501948601.

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

It is a cyclic number.

It is not a de Polignac number, because 1068491059 - 2¹ = 1068491057 is a prime.

It is a super-2 number, since 2×1068491059² = 2283346286325882962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1068491057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23228044 + ... + 23228089.

It is an arithmetic number, because the mean of its divisors is an integer number (278736804).

Almost surely, 2^1068491059 is an apocalyptic number.

1068491059 is a deficient number, since it is larger than the sum of its proper divisors (46456157).

1068491059 is an equidigital number, since it uses as much as digits as its factorization.

1068491059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46456156.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 1068491059 is about 32687.7814940078. The cubic root of 1068491059 is about 1022.3280985041.

The spelling of 1068491059 in words is "one billion, sixty-eight million, four hundred ninety-one thousand, fifty-nine".