127764475 has 6 divisors (see below), whose sum is σ = 158427980. Its totient is φ = 102211560.

The previous prime is 127764457. The next prime is 127764499. The reversal of 127764475 is 574467721.

It is not a de Polignac number, because 127764475 - 2⁵ = 127764443 is a prime.

It is a super-2 number, since 2×127764475² = 32647522144051250, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2555265 + ... + 2555314.

Almost surely, 2^127764475 is an apocalyptic number.

127764475 is a deficient number, since it is larger than the sum of its proper divisors (30663505).

127764475 is an equidigital number, since it uses as much as digits as its factorization.

127764475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110589 (or 5110584 counting only the distinct ones).

The product of its digits is 329280, while the sum is 43.

The square root of 127764475 is about 11303.2948736198. The cubic root of 127764475 is about 503.6591229811.

The spelling of 127764475 in words is "one hundred twenty-seven million, seven hundred sixty-four thousand, four hundred seventy-five".