769142533 has 2 divisors, whose sum is σ = 769142534. Its totient is φ = 769142532.

The previous prime is 769142483. The next prime is 769142551. The reversal of 769142533 is 335241967.

It is a happy number.

769142533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 632673409 + 136469124 = 25153^2 + 11682^2 .

It is a cyclic number.

It is not a de Polignac number, because 769142533 - 2²¹ = 767045381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (769142593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384571266 + 384571267.

It is an arithmetic number, because the mean of its divisors is an integer number (384571267).

Almost surely, 2^769142533 is an apocalyptic number.

It is an amenable number.

769142533 is a deficient number, since it is larger than the sum of its proper divisors (1).

769142533 is an equidigital number, since it uses as much as digits as its factorization.

769142533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 769142533 is about 27733.4190643707. The cubic root of 769142533 is about 916.2252918796.

The spelling of 769142533 in words is "seven hundred sixty-nine million, one hundred forty-two thousand, five hundred thirty-three".