123032001277 has 2 divisors, whose sum is σ = 123032001278. Its totient is φ = 123032001276.

The previous prime is 123032001271. The next prime is 123032001311. The reversal of 123032001277 is 772100230321.

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., 123012234361 + 19766916 = 350731^2 + 4446^2 .

It is a cyclic number.

It is not a de Polignac number, because 123032001277 - 2⁷ = 123032001149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123032001271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61516000638 + 61516000639.

It is an arithmetic number, because the mean of its divisors is an integer number (61516000639).

Almost surely, 2^123032001277 is an apocalyptic number.

It is an amenable number.

123032001277 is a deficient number, since it is larger than the sum of its proper divisors (1).

123032001277 is an equidigital number, since it uses as much as digits as its factorization.

123032001277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 28.

Adding to 123032001277 its reverse (772100230321), we get a palindrome (895132231598).

The spelling of 123032001277 in words is "one hundred twenty-three billion, thirty-two million, one thousand, two hundred seventy-seven".