525255011 has 2 divisors, whose sum is σ = 525255012. Its totient is φ = 525255010.

The previous prime is 525254999. The next prime is 525255013. The reversal of 525255011 is 110552525.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525255011 is a prime.

It is a super-2 number, since 2×525255011² = 551785653161220242, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 525255013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (525255013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262627505 + 262627506.

It is an arithmetic number, because the mean of its divisors is an integer number (262627506).

Almost surely, 2^525255011 is an apocalyptic number.

525255011 is a deficient number, since it is larger than the sum of its proper divisors (1).

525255011 is an equidigital number, since it uses as much as digits as its factorization.

525255011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 525255011 is about 22918.4425954296. The cubic root of 525255011 is about 806.8449183942.

The spelling of 525255011 in words is "five hundred twenty-five million, two hundred fifty-five thousand, eleven".