127404164 has 6 divisors (see below), whose sum is σ = 222957294. Its totient is φ = 63702080.

The previous prime is 127404161. The next prime is 127404229. The reversal of 127404164 is 461404721.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 97614400 + 29789764 = 9880^2 + 5458^2 .

It is not an unprimeable number, because it can be changed into a prime (127404161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15925517 + ... + 15925524.

It is an arithmetic number, because the mean of its divisors is an integer number (37159549).

Almost surely, 2^127404164 is an apocalyptic number.

It is an amenable number.

127404164 is a deficient number, since it is larger than the sum of its proper divisors (95553130).

127404164 is a wasteful number, since it uses less digits than its factorization.

127404164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31851045 (or 31851043 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 127404164 is about 11287.3453034804. The cubic root of 127404164 is about 503.1852176886.

Adding to 127404164 its reverse (461404721), we get a palindrome (588808885).

The spelling of 127404164 in words is "one hundred twenty-seven million, four hundred four thousand, one hundred sixty-four".