103453404525 has 72 divisors (see below), whose sum is σ = 194792532480. Its totient is φ = 54419091840.

The previous prime is 103453404517. The next prime is 103453404559. The reversal of 103453404525 is 525404354301.

103453404525 is a `hidden beast` number, since 10 + 34 + 53 + 40 + 4 + 525 = 666.

It is not a de Polignac number, because 103453404525 - 2³ = 103453404517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103453404525.

It is a congruent 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 71 ways as a sum of consecutive naturals, for example, 326836 + ... + 560114.

It is an arithmetic number, because the mean of its divisors is an integer number (2705451840).

Almost surely, 2^103453404525 is an apocalyptic number.

103453404525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103453404525 is a deficient number, since it is larger than the sum of its proper divisors (91339127955).

103453404525 is an equidigital number, since it uses as much as digits as its factorization.

103453404525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233377 (or 233360 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 103453404525 its reverse (525404354301), we get a palindrome (628857758826).

The spelling of 103453404525 in words is "one hundred three billion, four hundred fifty-three million, four hundred four thousand, five hundred twenty-five".