1403136087425 has 6 divisors (see below), whose sum is σ = 1739888748438. Its totient is φ = 1122508869920.

The previous prime is 1403136087407. The next prime is 1403136087449. The reversal of 1403136087425 is 5247806313041.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 104976648001 + 1298159439424 = 324001^2 + 1139368^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1403136087425 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28062721724 + ... + 28062721773.

It is an arithmetic number, because the mean of its divisors is an integer number (289981458073).

Almost surely, 2^{1403136087425} is an apocalyptic number.

It is an amenable number.

1403136087425 is a deficient number, since it is larger than the sum of its proper divisors (336752661013).

1403136087425 is an equidigital number, since it uses as much as digits as its factorization.

1403136087425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56125443507 (or 56125443502 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 1403136087425 in words is "one trillion, four hundred three billion, one hundred thirty-six million, eighty-seven thousand, four hundred twenty-five".