1025697417 has 4 divisors (see below), whose sum is σ = 1367596560. Its totient is φ = 683798276.

The previous prime is 1025697391. The next prime is 1025697437. The reversal of 1025697417 is 7147965201.

It is a happy number.

1025697417 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1025697417 - 2⁶ = 1025697353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1025697437) 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, 170949567 + ... + 170949572.

It is an arithmetic number, because the mean of its divisors is an integer number (341899140).

Almost surely, 2^1025697417 is an apocalyptic number.

It is an amenable number.

1025697417 is a deficient number, since it is larger than the sum of its proper divisors (341899143).

1025697417 is an equidigital number, since it uses as much as digits as its factorization.

1025697417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341899142.

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 1025697417 is about 32026.5111587260. The cubic root of 1025697417 is about 1008.4934625246.

The spelling of 1025697417 in words is "one billion, twenty-five million, six hundred ninety-seven thousand, four hundred seventeen".