127103625433 has 4 divisors (see below), whose sum is σ = 134580309300. Its totient is φ = 119626941568.

The previous prime is 127103625431. The next prime is 127103625449. The reversal of 127103625433 is 334526301721.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76436766784 + 50666858649 = 276472^2 + 225093^2 .

It is a cyclic number.

It is not a de Polignac number, because 127103625433 - 2¹ = 127103625431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 127103625392 and 127103625401.

It is not an unprimeable number, because it can be changed into a prime (127103625431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3738341908 + ... + 3738341941.

It is an arithmetic number, because the mean of its divisors is an integer number (33645077325).

Almost surely, 2^127103625433 is an apocalyptic number.

It is an amenable number.

127103625433 is a deficient number, since it is larger than the sum of its proper divisors (7476683867).

127103625433 is an equidigital number, since it uses as much as digits as its factorization.

127103625433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7476683866.

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 127103625433 in words is "one hundred twenty-seven billion, one hundred three million, six hundred twenty-five thousand, four hundred thirty-three".