1405151425 has 12 divisors (see below), whose sum is σ = 1743388416. Its totient is φ = 1123475600.

The previous prime is 1405151411. The next prime is 1405151437. The reversal of 1405151425 is 5241515041.

It is not a de Polignac number, because 1405151425 - 2¹¹ = 1405149377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1405151393 and 1405151402.

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, 30960 + ... + 61390.

It is an arithmetic number, because the mean of its divisors is an integer number (145282368).

Almost surely, 2^1405151425 is an apocalyptic number.

It is an amenable number.

1405151425 is a deficient number, since it is larger than the sum of its proper divisors (338236991).

1405151425 is a wasteful number, since it uses less digits than its factorization.

1405151425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32288 (or 32283 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 1405151425 is about 37485.3494714935. The cubic root of 1405151425 is about 1120.0593678671.

Adding to 1405151425 its reverse (5241515041), we get a palindrome (6646666466).

The spelling of 1405151425 in words is "one billion, four hundred five million, one hundred fifty-one thousand, four hundred twenty-five".