1058677681 has 4 divisors (see below), whose sum is σ = 1060782912. Its totient is φ = 1056572452.

The previous prime is 1058677661. The next prime is 1058677693. The reversal of 1058677681 is 1867768501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1867768501 = 193 ⋅9677557.

It is a cyclic number.

It is not a de Polignac number, because 1058677681 - 2⁷ = 1058677553 is a prime.

It is a super-2 number, since 2×1058677681² = 2241596864495075522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1058677661) 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, 1051861 + ... + 1052866.

It is an arithmetic number, because the mean of its divisors is an integer number (265195728).

Almost surely, 2^1058677681 is an apocalyptic number.

It is an amenable number.

1058677681 is a deficient number, since it is larger than the sum of its proper divisors (2105231).

1058677681 is an equidigital number, since it uses as much as digits as its factorization.

1058677681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105230.

The product of its (nonzero) digits is 564480, while the sum is 49.

The square root of 1058677681 is about 32537.3275024240. The cubic root of 1058677681 is about 1019.1886669404.

The spelling of 1058677681 in words is "one billion, fifty-eight million, six hundred seventy-seven thousand, six hundred eighty-one".