1625417245 has 8 divisors (see below), whose sum is σ = 2035305216. Its totient is φ = 1243797456.

The previous prime is 1625417239. The next prime is 1625417273. The reversal of 1625417245 is 5427145261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1625417245 - 2⁷ = 1625417117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7066917 + ... + 7067146.

It is an arithmetic number, because the mean of its divisors is an integer number (254413152).

Almost surely, 2^1625417245 is an apocalyptic number.

It is an amenable number.

1625417245 is a deficient number, since it is larger than the sum of its proper divisors (409887971).

1625417245 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 9 representation: 1625417245 = (4167452251)₉.

1625417245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14134091.

The product of its digits is 67200, while the sum is 37.

The square root of 1625417245 is about 40316.4636966091. The cubic root of 1625417245 is about 1175.7679591100.

The spelling of 1625417245 in words is "one billion, six hundred twenty-five million, four hundred seventeen thousand, two hundred forty-five".