127402465 has 16 divisors (see below), whose sum is σ = 156574800. Its totient is φ = 99486720.

The previous prime is 127402453. The next prime is 127402489. The reversal of 127402465 is 564204721.

It can be written as a sum of positive squares in 8 ways, for example, as 35319249 + 92083216 = 5943^2 + 9596^2 .

It is not a de Polignac number, because 127402465 - 2²⁵ = 93848033 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40261 + ... + 43309.

It is an arithmetic number, because the mean of its divisors is an integer number (9785925).

Almost surely, 2^127402465 is an apocalyptic number.

It is an amenable number.

127402465 is a deficient number, since it is larger than the sum of its proper divisors (29172335).

127402465 is a wasteful number, since it uses less digits than its factorization.

127402465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 127402465 is about 11287.2700419543. The cubic root of 127402465 is about 503.1829809341.

The spelling of 127402465 in words is "one hundred twenty-seven million, four hundred two thousand, four hundred sixty-five".