537137206252253 has 2 divisors, whose sum is σ = 537137206252254. Its totient is φ = 537137206252252.

The previous prime is 537137206252249. The next prime is 537137206252271. The reversal of 537137206252253 is 352252602731735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 497820569243449 + 39316637008804 = 22311893^2 + 6270298^2 .

It is a cyclic number.

It is not a de Polignac number, because 537137206252253 - 2² = 537137206252249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 537137206252195 and 537137206252204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537137200252253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268568603126126 + 268568603126127.

It is an arithmetic number, because the mean of its divisors is an integer number (268568603126127).

Almost surely, 2^{537137206252253} is an apocalyptic number.

It is an amenable number.

537137206252253 is a deficient number, since it is larger than the sum of its proper divisors (1).

537137206252253 is an equidigital number, since it uses as much as digits as its factorization.

537137206252253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876000, while the sum is 53.

Adding to 537137206252253 its reverse (352252602731735), we get a palindrome (889389808983988).

The spelling of 537137206252253 in words is "five hundred thirty-seven trillion, one hundred thirty-seven billion, two hundred six million, two hundred fifty-two thousand, two hundred fifty-three".