127125623 has 6 divisors (see below), whose sum is σ = 132709272. Its totient is φ = 121546700.

The previous prime is 127125617. The next prime is 127125629. The reversal of 127125623 is 326521721.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (127125617) and next prime (127125629).

It is not a de Polignac number, because 127125623 - 2¹⁸ = 126863479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127125629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52898 + ... + 55248.

It is an arithmetic number, because the mean of its divisors is an integer number (22118212).

Almost surely, 2^127125623 is an apocalyptic number.

127125623 is a deficient number, since it is larger than the sum of its proper divisors (5583649).

127125623 is an frugal number, since it uses more digits than its factorization.

127125623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4725 (or 2374 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 127125623 is about 11274.9999113082. Note that the first 4 decimals coincide. The cubic root of 127125623 is about 502.8182490987.

The spelling of 127125623 in words is "one hundred twenty-seven million, one hundred twenty-five thousand, six hundred twenty-three".