5157540361 has 2 divisors, whose sum is σ = 5157540362. Its totient is φ = 5157540360.

The previous prime is 5157540331. The next prime is 5157540379. The reversal of 5157540361 is 1630457515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4841376400 + 316163961 = 69580^2 + 17781^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5157540361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5157540361.

It is not a weakly prime, because it can be changed into another prime (5157540331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2578770180 + 2578770181.

It is an arithmetic number, because the mean of its divisors is an integer number (2578770181).

Almost surely, 2^5157540361 is an apocalyptic number.

It is an amenable number.

5157540361 is a deficient number, since it is larger than the sum of its proper divisors (1).

5157540361 is an equidigital number, since it uses as much as digits as its factorization.

5157540361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 5157540361 is about 71816.0174404011. The cubic root of 5157540361 is about 1727.7499076548.

Adding to 5157540361 its reverse (1630457515), we get a palindrome (6787997876).

The spelling of 5157540361 in words is "five billion, one hundred fifty-seven million, five hundred forty thousand, three hundred sixty-one".