127997036 has 6 divisors (see below), whose sum is σ = 223994820. Its totient is φ = 63998516.

The previous prime is 127997003. The next prime is 127997059. The reversal of 127997036 is 630799721.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15999626 + ... + 15999633.

It is an arithmetic number, because the mean of its divisors is an integer number (37332470).

Almost surely, 2^127997036 is an apocalyptic number.

It is an amenable number.

127997036 is a deficient number, since it is larger than the sum of its proper divisors (95997784).

127997036 is a wasteful number, since it uses less digits than its factorization.

127997036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31999263 (or 31999261 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 127997036 is about 11313.5775066952. The cubic root of 127997036 is about 503.9645299217.

The spelling of 127997036 in words is "one hundred twenty-seven million, nine hundred ninety-seven thousand, thirty-six".