1059378491 has 2 divisors, whose sum is σ = 1059378492. Its totient is φ = 1059378490.

The previous prime is 1059378479. The next prime is 1059378517. The reversal of 1059378491 is 1948739501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1059378491 - 2⁶ = 1059378427 is a prime.

It is a super-2 number, since 2×1059378491² = 2244565574386874162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1059372491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529689245 + 529689246.

It is an arithmetic number, because the mean of its divisors is an integer number (529689246).

Almost surely, 2^1059378491 is an apocalyptic number.

1059378491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1059378491 is an equidigital number, since it uses as much as digits as its factorization.

1059378491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 1059378491 is about 32548.0950441036. The cubic root of 1059378491 is about 1019.4135071901.

The spelling of 1059378491 in words is "one billion, fifty-nine million, three hundred seventy-eight thousand, four hundred ninety-one".