1234203980077 has 2 divisors, whose sum is σ = 1234203980078. Its totient is φ = 1234203980076.

The previous prime is 1234203980029. The next prime is 1234203980129. The reversal of 1234203980077 is 7700893024321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 899881801641 + 334322178436 = 948621^2 + 578206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1234203980077 - 2⁷ = 1234203979949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234203980027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617101990038 + 617101990039.

It is an arithmetic number, because the mean of its divisors is an integer number (617101990039).

Almost surely, 2^{1234203980077} is an apocalyptic number.

It is an amenable number.

1234203980077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234203980077 is an equidigital number, since it uses as much as digits as its factorization.

1234203980077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 1234203980077 in words is "one trillion, two hundred thirty-four billion, two hundred three million, nine hundred eighty thousand, seventy-seven".