120077894429 has 2 divisors, whose sum is σ = 120077894430. Its totient is φ = 120077894428.

The previous prime is 120077894411. The next prime is 120077894449. The reversal of 120077894429 is 924498770021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74693983204 + 45383911225 = 273302^2 + 213035^2 .

It is a cyclic number.

It is not a de Polignac number, because 120077894429 - 2²⁸ = 119809458973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120077894449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60038947214 + 60038947215.

It is an arithmetic number, because the mean of its divisors is an integer number (60038947215).

Almost surely, 2^120077894429 is an apocalyptic number.

It is an amenable number.

120077894429 is a deficient number, since it is larger than the sum of its proper divisors (1).

120077894429 is an equidigital number, since it uses as much as digits as its factorization.

120077894429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 53.

The spelling of 120077894429 in words is "one hundred twenty billion, seventy-seven million, eight hundred ninety-four thousand, four hundred twenty-nine".