100454234977 has 2 divisors, whose sum is σ = 100454234978. Its totient is φ = 100454234976.

The previous prime is 100454234971. The next prime is 100454235029. The reversal of 100454234977 is 779432454001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67641086241 + 32813148736 = 260079^2 + 181144^2 .

It is a cyclic number.

It is not a de Polignac number, because 100454234977 - 2³⁵ = 66094496609 is a prime.

It is not a weakly prime, because it can be changed into another prime (100454234971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50227117488 + 50227117489.

It is an arithmetic number, because the mean of its divisors is an integer number (50227117489).

Almost surely, 2^100454234977 is an apocalyptic number.

It is an amenable number.

100454234977 is a deficient number, since it is larger than the sum of its proper divisors (1).

100454234977 is an equidigital number, since it uses as much as digits as its factorization.

100454234977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 46.

Adding to 100454234977 its reverse (779432454001), we get a palindrome (879886688978).

The spelling of 100454234977 in words is "one hundred billion, four hundred fifty-four million, two hundred thirty-four thousand, nine hundred seventy-seven".