1025058406 has 4 divisors (see below), whose sum is σ = 1537587612. Its totient is φ = 512529202.

The previous prime is 1025058289. The next prime is 1025058413. The reversal of 1025058406 is 6048505201.

1025058406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×1025058406² = 2101489471422521672, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256264600 + ... + 256264603.

It is an arithmetic number, because the mean of its divisors is an integer number (384396903).

Almost surely, 2^1025058406 is an apocalyptic number.

1025058406 is a deficient number, since it is larger than the sum of its proper divisors (512529206).

1025058406 is an equidigital number, since it uses as much as digits as its factorization.

1025058406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512529205.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 1025058406 is about 32016.5333226444. The cubic root of 1025058406 is about 1008.2839880473.

The spelling of 1025058406 in words is "one billion, twenty-five million, fifty-eight thousand, four hundred six".