1325723045373 has 12 divisors (see below), whose sum is σ = 1916219360380. Its totient is φ = 883221791616.

The previous prime is 1325723045369. The next prime is 1325723045483. The reversal of 1325723045373 is 3735403275231.

1325723045373 is a `hidden beast` number, since 1 + 3 + 2 + 5 + 7 + 230 + 45 + 373 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 771512776164 + 554210269209 = 878358^2 + 744453^2 .

It is not a de Polignac number, because 1325723045373 - 2² = 1325723045369 is a prime.

It is a super-2 number, since 2×1325723045373² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325723045363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49450186 + ... + 49476987.

Almost surely, 2^{1325723045373} is an apocalyptic number.

It is an amenable number.

1325723045373 is a deficient number, since it is larger than the sum of its proper divisors (590496315007).

1325723045373 is a wasteful number, since it uses less digits than its factorization.

1325723045373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98928668 (or 98928665 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 45.

The spelling of 1325723045373 in words is "one trillion, three hundred twenty-five billion, seven hundred twenty-three million, forty-five thousand, three hundred seventy-three".