128761611292151 has 2 divisors, whose sum is σ = 128761611292152. Its totient is φ = 128761611292150.

The previous prime is 128761611292063. The next prime is 128761611292217. The reversal of 128761611292151 is 151292116167821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128761611292151 - 2²² = 128761607097847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 128761611292093 and 128761611292102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128761611291151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64380805646075 + 64380805646076.

It is an arithmetic number, because the mean of its divisors is an integer number (64380805646076).

Almost surely, 2^{128761611292151} is an apocalyptic number.

128761611292151 is a deficient number, since it is larger than the sum of its proper divisors (1).

128761611292151 is an equidigital number, since it uses as much as digits as its factorization.

128761611292151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 53.

The spelling of 128761611292151 in words is "one hundred twenty-eight trillion, seven hundred sixty-one billion, six hundred eleven million, two hundred ninety-two thousand, one hundred fifty-one".