11852355870731 has 2 divisors, whose sum is σ = 11852355870732. Its totient is φ = 11852355870730.

The previous prime is 11852355870709. The next prime is 11852355870743. The reversal of 11852355870731 is 13707855325811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11852355870731 is a prime.

It is a super-2 number, since 2×11852355870731² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11852355870031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5926177935365 + 5926177935366.

It is an arithmetic number, because the mean of its divisors is an integer number (5926177935366).

Almost surely, 2^{11852355870731} is an apocalyptic number.

11852355870731 is a deficient number, since it is larger than the sum of its proper divisors (1).

11852355870731 is an equidigital number, since it uses as much as digits as its factorization.

11852355870731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056000, while the sum is 56.

The spelling of 11852355870731 in words is "eleven trillion, eight hundred fifty-two billion, three hundred fifty-five million, eight hundred seventy thousand, seven hundred thirty-one".