1077770429 has 2 divisors, whose sum is σ = 1077770430. Its totient is φ = 1077770428.

The previous prime is 1077770417. The next prime is 1077770431. The reversal of 1077770429 is 9240777701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 545222500 + 532547929 = 23350^2 + 23077^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077770429 - 2⁸ = 1077770173 is a prime.

Together with 1077770431, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1077770429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1077770129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538885214 + 538885215.

It is an arithmetic number, because the mean of its divisors is an integer number (538885215).

Almost surely, 2^1077770429 is an apocalyptic number.

It is an amenable number.

1077770429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077770429 is an equidigital number, since it uses as much as digits as its factorization.

1077770429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172872, while the sum is 44.

The square root of 1077770429 is about 32829.4140824962. The cubic root of 1077770429 is about 1025.2790607219.

The spelling of 1077770429 in words is "one billion, seventy-seven million, seven hundred seventy thousand, four hundred twenty-nine".