1058254781943 has 16 divisors (see below), whose sum is σ = 1412027277056. Its totient is φ = 704992861440.

The previous prime is 1058254781917. The next prime is 1058254782059. The reversal of 1058254781943 is 3491874528501.

It is not a de Polignac number, because 1058254781943 - 2⁸ = 1058254781687 is a prime.

It is a super-2 number, since 2×1058254781943² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1058254781543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59574183 + ... + 59591943.

It is an arithmetic number, because the mean of its divisors is an integer number (88251704816).

Almost surely, 2^{1058254781943} is an apocalyptic number.

1058254781943 is a deficient number, since it is larger than the sum of its proper divisors (353772495113).

1058254781943 is a wasteful number, since it uses less digits than its factorization.

1058254781943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31014.

The product of its (nonzero) digits is 9676800, while the sum is 57.

The spelling of 1058254781943 in words is "one trillion, fifty-eight billion, two hundred fifty-four million, seven hundred eighty-one thousand, nine hundred forty-three".