25125025503343 has 4 divisors (see below), whose sum is σ = 25270256864808. Its totient is φ = 24979794141880.

The previous prime is 25125025503131. The next prime is 25125025503397. The reversal of 25125025503343 is 34330552052152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25125025503343 - 2⁹ = 25125025502831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25125025503296 and 25125025503305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25125025504343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72615680473 + ... + 72615680818.

It is an arithmetic number, because the mean of its divisors is an integer number (6317564216202).

Almost surely, 2^{25125025503343} is an apocalyptic number.

25125025503343 is a deficient number, since it is larger than the sum of its proper divisors (145231361465).

25125025503343 is a wasteful number, since it uses less digits than its factorization.

25125025503343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145231361464.

The product of its (nonzero) digits is 540000, while the sum is 40.

Adding to 25125025503343 its reverse (34330552052152), we get a palindrome (59455577555495).

The spelling of 25125025503343 in words is "twenty-five trillion, one hundred twenty-five billion, twenty-five million, five hundred three thousand, three hundred forty-three".