525374154112397 has 2 divisors, whose sum is σ = 525374154112398. Its totient is φ = 525374154112396.

The previous prime is 525374154112369. The next prime is 525374154112411. The reversal of 525374154112397 is 793211451473525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474026123723881 + 51348030388516 = 21772141^2 + 7165754^2 .

It is a cyclic number.

It is not a de Polignac number, because 525374154112397 - 2³⁰ = 525373080370573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525374154112337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262687077056198 + 262687077056199.

It is an arithmetic number, because the mean of its divisors is an integer number (262687077056199).

Almost surely, 2^{525374154112397} is an apocalyptic number.

It is an amenable number.

525374154112397 is a deficient number, since it is larger than the sum of its proper divisors (1).

525374154112397 is an equidigital number, since it uses as much as digits as its factorization.

525374154112397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752000, while the sum is 59.

The spelling of 525374154112397 in words is "five hundred twenty-five trillion, three hundred seventy-four billion, one hundred fifty-four million, one hundred twelve thousand, three hundred ninety-seven".