725283511 has 2 divisors, whose sum is σ = 725283512. Its totient is φ = 725283510.

The previous prime is 725283499. The next prime is 725283521. The reversal of 725283511 is 115382527.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 725283511 - 2⁵ = 725283479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725283521) 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, 362641755 + 362641756.

It is an arithmetic number, because the mean of its divisors is an integer number (362641756).

Almost surely, 2^725283511 is an apocalyptic number.

725283511 is a deficient number, since it is larger than the sum of its proper divisors (1).

725283511 is an equidigital number, since it uses as much as digits as its factorization.

725283511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 34.

The square root of 725283511 is about 26931.0881881888. The cubic root of 725283511 is about 898.4679742461.

The spelling of 725283511 in words is "seven hundred twenty-five million, two hundred eighty-three thousand, five hundred eleven".