12435154516091 has 2 divisors, whose sum is σ = 12435154516092. Its totient is φ = 12435154516090.

The previous prime is 12435154516061. The next prime is 12435154516121. The reversal of 12435154516091 is 19061545153421.

It is a balanced prime because it is at equal distance from previous prime (12435154516061) and next prime (12435154516121).

It is a cyclic number.

It is not a de Polignac number, because 12435154516091 - 2³⁴ = 12417974646907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12435154516061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6217577258045 + 6217577258046.

It is an arithmetic number, because the mean of its divisors is an integer number (6217577258046).

Almost surely, 2^{12435154516091} is an apocalyptic number.

12435154516091 is a deficient number, since it is larger than the sum of its proper divisors (1).

12435154516091 is an equidigital number, since it uses as much as digits as its factorization.

12435154516091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 47.

The spelling of 12435154516091 in words is "twelve trillion, four hundred thirty-five billion, one hundred fifty-four million, five hundred sixteen thousand, ninety-one".