127634023541 has 2 divisors, whose sum is σ = 127634023542. Its totient is φ = 127634023540.

The previous prime is 127634023537. The next prime is 127634023547. The reversal of 127634023541 is 145320436721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72439569316 + 55194454225 = 269146^2 + 234935^2 .

It is a cyclic number.

It is not a de Polignac number, because 127634023541 - 2² = 127634023537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127634023495 and 127634023504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127634023547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63817011770 + 63817011771.

It is an arithmetic number, because the mean of its divisors is an integer number (63817011771).

Almost surely, 2^127634023541 is an apocalyptic number.

It is an amenable number.

127634023541 is a deficient number, since it is larger than the sum of its proper divisors (1).

127634023541 is an equidigital number, since it uses as much as digits as its factorization.

127634023541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 38.

It can be divided in two parts, 12763 and 4023541, that added together give a palindrome (4036304).

The spelling of 127634023541 in words is "one hundred twenty-seven billion, six hundred thirty-four million, twenty-three thousand, five hundred forty-one".