127109396 has 6 divisors (see below), whose sum is σ = 222441450. Its totient is φ = 63554696.

The previous prime is 127109387. The next prime is 127109401. The reversal of 127109396 is 693901721.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 97732996 + 29376400 = 9886^2 + 5420^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15888671 + ... + 15888678.

It is an arithmetic number, because the mean of its divisors is an integer number (37073575).

Almost surely, 2^127109396 is an apocalyptic number.

It is an amenable number.

127109396 is a deficient number, since it is larger than the sum of its proper divisors (95332054).

127109396 is a wasteful number, since it uses less digits than its factorization.

127109396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31777353 (or 31777351 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 127109396 is about 11274.2802874507. The cubic root of 127109396 is about 502.7968540441.

The spelling of 127109396 in words is "one hundred twenty-seven million, one hundred nine thousand, three hundred ninety-six".