1026199425 has 12 divisors (see below), whose sum is σ = 1696649840. Its totient is φ = 547306320.

The previous prime is 1026199399. The next prime is 1026199463. The reversal of 1026199425 is 5249916201.

1026199425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1026199425 - 2¹⁰ = 1026198401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6841255 + ... + 6841404.

Almost surely, 2^1026199425 is an apocalyptic number.

1026199425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1026199425 is a deficient number, since it is larger than the sum of its proper divisors (670450415).

1026199425 is a wasteful number, since it uses less digits than its factorization.

1026199425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13682672 (or 13682667 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 1026199425 is about 32034.3475819315. The cubic root of 1026199425 is about 1008.6579649745.

The spelling of 1026199425 in words is "one billion, twenty-six million, one hundred ninety-nine thousand, four hundred twenty-five".