1405505152325 has 12 divisors (see below), whose sum is σ = 1743320356740. Its totient is φ = 1124085432960.

The previous prime is 1405505152313. The next prime is 1405505152357. The reversal of 1405505152325 is 5232515055041.

It can be written as a sum of positive squares in 6 ways, for example, as 65036730529 + 1340468421796 = 255023^2 + 1157786^2 .

It is not a de Polignac number, because 1405505152325 - 2¹⁰ = 1405505151301 is a prime.

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, 7877234 + ... + 8053683.

It is an arithmetic number, because the mean of its divisors is an integer number (145276696395).

Almost surely, 2^{1405505152325} is an apocalyptic number.

It is an amenable number.

1405505152325 is a deficient number, since it is larger than the sum of its proper divisors (337815204415).

1405505152325 is a wasteful number, since it uses less digits than its factorization.

1405505152325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15934456 (or 15934451 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 1405505152325 in words is "one trillion, four hundred five billion, five hundred five million, one hundred fifty-two thousand, three hundred twenty-five".