525552479 has 2 divisors, whose sum is σ = 525552480. Its totient is φ = 525552478.

The previous prime is 525552427. The next prime is 525552527. The reversal of 525552479 is 974255525.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525552479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525552409) by changing a digit.

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 as a sum of consecutive naturals, namely, 262776239 + 262776240.

It is an arithmetic number, because the mean of its divisors is an integer number (262776240).

Almost surely, 2^525552479 is an apocalyptic number.

525552479 is a deficient number, since it is larger than the sum of its proper divisors (1).

525552479 is an equidigital number, since it uses as much as digits as its factorization.

525552479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 630000, while the sum is 44.

The square root of 525552479 is about 22924.9313848482. The cubic root of 525552479 is about 806.9972033129.

The spelling of 525552479 in words is "five hundred twenty-five million, five hundred fifty-two thousand, four hundred seventy-nine".