787969537 has 2 divisors, whose sum is σ = 787969538. Its totient is φ = 787969536.

The previous prime is 787969531. The next prime is 787969541. The reversal of 787969537 is 735969787.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 755205361 + 32764176 = 27481^2 + 5724^2 .

It is a cyclic number.

It is not a de Polignac number, because 787969537 - 2¹⁵ = 787936769 is a prime.

It is not a weakly prime, because it can be changed into another prime (787969531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393984768 + 393984769.

It is an arithmetic number, because the mean of its divisors is an integer number (393984769).

Almost surely, 2^787969537 is an apocalyptic number.

It is an amenable number.

787969537 is a deficient number, since it is larger than the sum of its proper divisors (1).

787969537 is an equidigital number, since it uses as much as digits as its factorization.

787969537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20003760, while the sum is 61.

The square root of 787969537 is about 28070.7950902713. The cubic root of 787969537 is about 923.6408720529.

The spelling of 787969537 in words is "seven hundred eighty-seven million, nine hundred sixty-nine thousand, five hundred thirty-seven".