525271995 has 12 divisors (see below), whose sum is σ = 910471536. Its totient is φ = 280145040.

The previous prime is 525271993. The next prime is 525271997. The reversal of 525271995 is 599172525.

525271995 is a `hidden beast` number, since 525 + 27 + 19 + 95 = 666.

It is an interprime number because it is at equal distance from previous prime (525271993) and next prime (525271997).

It is not a de Polignac number, because 525271995 - 2¹ = 525271993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 11672711 = 525271995 / (5 + 2 + 5 + 2 + 7 + 1 + 9 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 525271995.

It is not an unprimeable number, because it can be changed into a prime (525271991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5836311 + ... + 5836400.

It is an arithmetic number, because the mean of its divisors is an integer number (75872628).

Almost surely, 2^525271995 is an apocalyptic number.

525271995 is a deficient number, since it is larger than the sum of its proper divisors (385199541).

525271995 is a wasteful number, since it uses less digits than its factorization.

525271995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11672722 (or 11672719 counting only the distinct ones).

The product of its digits is 283500, while the sum is 45.

The square root of 525271995 is about 22918.8131237200. The cubic root of 525271995 is about 806.8536146821.

The spelling of 525271995 in words is "five hundred twenty-five million, two hundred seventy-one thousand, nine hundred ninety-five".