11861416107031 has 2 divisors, whose sum is σ = 11861416107032. Its totient is φ = 11861416107030.

The previous prime is 11861416107019. The next prime is 11861416107059. The reversal of 11861416107031 is 13070161416811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11861416107031 - 2⁵ = 11861416106999 is a prime.

It is a super-2 number, since 2×11861416107031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11861416107001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5930708053515 + 5930708053516.

It is an arithmetic number, because the mean of its divisors is an integer number (5930708053516).

Almost surely, 2^{11861416107031} is an apocalyptic number.

11861416107031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11861416107031 is an equidigital number, since it uses as much as digits as its factorization.

11861416107031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 40.

The spelling of 11861416107031 in words is "eleven trillion, eight hundred sixty-one billion, four hundred sixteen million, one hundred seven thousand, thirty-one".