1025114113 has 4 divisors (see below), whose sum is σ = 1025476528. Its totient is φ = 1024751700.

The previous prime is 1025114063. The next prime is 1025114141. The reversal of 1025114113 is 3114115201.

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: 3114115201 = 21701 ⋅143501.

It is a cyclic number.

It is not a de Polignac number, because 1025114113 - 2²⁹ = 488243201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025114143) 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, 176931 + ... + 182632.

It is an arithmetic number, because the mean of its divisors is an integer number (256369132).

It is a Proth number, since it is equal to 7821 ⋅ 2¹⁷ + 1 and 7821 < 2¹⁷.

Almost surely, 2^1025114113 is an apocalyptic number.

It is an amenable number.

1025114113 is a deficient number, since it is larger than the sum of its proper divisors (362415).

1025114113 is an equidigital number, since it uses as much as digits as its factorization.

1025114113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362414.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1025114113 is about 32017.4032832146. The cubic root of 1025114113 is about 1008.3022528468.

Adding to 1025114113 its reverse (3114115201), we get a palindrome (4139229314).

The spelling of 1025114113 in words is "one billion, twenty-five million, one hundred fourteen thousand, one hundred thirteen".