252978127 has 8 divisors (see below), whose sum is σ = 264138336. Its totient is φ = 241831392.

The previous prime is 252978097. The next prime is 252978133. The reversal of 252978127 is 721879252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252978127 - 2¹¹ = 252976079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252978137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63313 + ... + 67189.

It is an arithmetic number, because the mean of its divisors is an integer number (33017292).

Almost surely, 2^252978127 is an apocalyptic number.

252978127 is a deficient number, since it is larger than the sum of its proper divisors (11160209).

252978127 is a wasteful number, since it uses less digits than its factorization.

252978127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6737.

The product of its digits is 141120, while the sum is 43.

The square root of 252978127 is about 15905.2861338613. The cubic root of 252978127 is about 632.4521271708.

It can be divided in two parts, 2529 and 78127, that added together give a square (80656 = 284²).

The spelling of 252978127 in words is "two hundred fifty-two million, nine hundred seventy-eight thousand, one hundred twenty-seven".