1351245625 has 20 divisors (see below), whose sum is σ = 1709952640. Its totient is φ = 1067274000.

The previous prime is 1351245613. The next prime is 1351245673. The reversal of 1351245625 is 5265421531.

It is not a de Polignac number, because 1351245625 - 2²³ = 1342857017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 35692 + ... + 63058.

It is an arithmetic number, because the mean of its divisors is an integer number (85497632).

Almost surely, 2^1351245625 is an apocalyptic number.

It is an amenable number.

1351245625 is a deficient number, since it is larger than the sum of its proper divisors (358707015).

1351245625 is an frugal number, since it uses more digits than its factorization.

1351245625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27466 (or 27451 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The square root of 1351245625 is about 36759.2930427123. The cubic root of 1351245625 is about 1105.5492652278.

The spelling of 1351245625 in words is "one billion, three hundred fifty-one million, two hundred forty-five thousand, six hundred twenty-five".