1351445325 has 12 divisors (see below), whose sum is σ = 2234389728. Its totient is φ = 720770800.

The previous prime is 1351445287. The next prime is 1351445351. The reversal of 1351445325 is 5235441531.

It is not a de Polignac number, because 1351445325 - 2⁷ = 1351445197 is a prime.

It is a super-3 number, since 3×1351445325³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9009561 + ... + 9009710.

It is an arithmetic number, because the mean of its divisors is an integer number (186199144).

Almost surely, 2^1351445325 is an apocalyptic number.

1351445325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1351445325 is a deficient number, since it is larger than the sum of its proper divisors (882944403).

1351445325 is a wasteful number, since it uses less digits than its factorization.

1351445325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18019284 (or 18019279 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 1351445325 is about 36762.0092622805. The cubic root of 1351445325 is about 1105.6037254258.

Adding to 1351445325 its reverse (5235441531), we get a palindrome (6586886856).

The spelling of 1351445325 in words is "one billion, three hundred fifty-one million, four hundred forty-five thousand, three hundred twenty-five".