1258838463 has 8 divisors (see below), whose sum is σ = 1683262000. Its totient is φ = 836820288.

The previous prime is 1258838453. The next prime is 1258838489. The reversal of 1258838463 is 3648388521.

1258838463 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1258838463 - 2¹⁰ = 1258837439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1258838453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600118 + ... + 602211.

It is an arithmetic number, because the mean of its divisors is an integer number (210407750).

Almost surely, 2^1258838463 is an apocalyptic number.

1258838463 is a deficient number, since it is larger than the sum of its proper divisors (424423537).

1258838463 is a wasteful number, since it uses less digits than its factorization.

1258838463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202681.

The product of its digits is 1105920, while the sum is 48.

The square root of 1258838463 is about 35480.1136272138. The cubic root of 1258838463 is about 1079.7503032140.

The spelling of 1258838463 in words is "one billion, two hundred fifty-eight million, eight hundred thirty-eight thousand, four hundred sixty-three".