5157547361 has 2 divisors, whose sum is σ = 5157547362. Its totient is φ = 5157547360.

The previous prime is 5157547357. The next prime is 5157547411. The reversal of 5157547361 is 1637457515.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5155240000 + 2307361 = 71800^2 + 1519^2 .

It is a cyclic number.

It is not a de Polignac number, because 5157547361 - 2² = 5157547357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5157540361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2578773680 + 2578773681.

It is an arithmetic number, because the mean of its divisors is an integer number (2578773681).

Almost surely, 2^5157547361 is an apocalyptic number.

It is an amenable number.

5157547361 is a deficient number, since it is larger than the sum of its proper divisors (1).

5157547361 is an equidigital number, since it uses as much as digits as its factorization.

5157547361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 441000, while the sum is 44.

The square root of 5157547361 is about 71816.0661760306. The cubic root of 5157547361 is about 1727.7506893093.

The spelling of 5157547361 in words is "five billion, one hundred fifty-seven million, five hundred forty-seven thousand, three hundred sixty-one".