525899279 has 2 divisors, whose sum is σ = 525899280. Its totient is φ = 525899278.

The previous prime is 525899261. The next prime is 525899291. The reversal of 525899279 is 972998525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 525899279 - 2¹⁶ = 525833743 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525899219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262949639 + 262949640.

It is an arithmetic number, because the mean of its divisors is an integer number (262949640).

Almost surely, 2^525899279 is an apocalyptic number.

525899279 is a deficient number, since it is larger than the sum of its proper divisors (1).

525899279 is an equidigital number, since it uses as much as digits as its factorization.

525899279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 56.

The square root of 525899279 is about 22932.4939550848. The cubic root of 525899279 is about 807.1746705845.

The spelling of 525899279 in words is "five hundred twenty-five million, eight hundred ninety-nine thousand, two hundred seventy-nine".