1347834213925 has 24 divisors (see below), whose sum is σ = 1803016258056. Its totient is φ = 995691939840.

The previous prime is 1347834213923. The next prime is 1347834213977. The reversal of 1347834213925 is 5293124387431.

It can be written as a sum of positive squares in 12 ways, for example, as 427358990529 + 920475223396 = 653727^2 + 959414^2 .

It is not a de Polignac number, because 1347834213925 - 2¹ = 1347834213923 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1347834213923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29896104 + ... + 29941153.

It is an arithmetic number, because the mean of its divisors is an integer number (75125677419).

Almost surely, 2^{1347834213925} is an apocalyptic number.

It is an amenable number.

1347834213925 is a deficient number, since it is larger than the sum of its proper divisors (455182044131).

1347834213925 is a wasteful number, since it uses less digits than its factorization.

1347834213925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59837337 (or 59837332 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The spelling of 1347834213925 in words is "one trillion, three hundred forty-seven billion, eight hundred thirty-four million, two hundred thirteen thousand, nine hundred twenty-five".