1461217425 has 12 divisors (see below), whose sum is σ = 2415879600. Its totient is φ = 779315920.

The previous prime is 1461217379. The next prime is 1461217453. The reversal of 1461217425 is 5247121641.

It is not a de Polignac number, because 1461217425 - 2⁷ = 1461217297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9741375 + ... + 9741524.

It is an arithmetic number, because the mean of its divisors is an integer number (201323300).

Almost surely, 2^1461217425 is an apocalyptic number.

1461217425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1461217425 is a deficient number, since it is larger than the sum of its proper divisors (954662175).

1461217425 is a wasteful number, since it uses less digits than its factorization.

1461217425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19482912 (or 19482907 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 1461217425 is about 38225.8737637219. The cubic root of 1461217425 is about 1134.7624270688.

The spelling of 1461217425 in words is "one billion, four hundred sixty-one million, two hundred seventeen thousand, four hundred twenty-five".