11255071537 has 2 divisors, whose sum is σ = 11255071538. Its totient is φ = 11255071536.

The previous prime is 11255071523. The next prime is 11255071543. The reversal of 11255071537 is 73517055211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7680944881 + 3574126656 = 87641^2 + 59784^2 .

It is a cyclic number.

It is not a de Polignac number, because 11255071537 - 2¹¹ = 11255069489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11255071496 and 11255071505.

It is not a weakly prime, because it can be changed into another prime (11255071577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5627535768 + 5627535769.

It is an arithmetic number, because the mean of its divisors is an integer number (5627535769).

Almost surely, 2^11255071537 is an apocalyptic number.

It is an amenable number.

11255071537 is a deficient number, since it is larger than the sum of its proper divisors (1).

11255071537 is an equidigital number, since it uses as much as digits as its factorization.

11255071537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36750, while the sum is 37.

The spelling of 11255071537 in words is "eleven billion, two hundred fifty-five million, seventy-one thousand, five hundred thirty-seven".