1055787829 has 2 divisors, whose sum is σ = 1055787830. Its totient is φ = 1055787828.

The previous prime is 1055787823. The next prime is 1055787841. The reversal of 1055787829 is 9287875501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1051250929 + 4536900 = 32423^2 + 2130^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055787829 - 2¹⁵ = 1055755061 is a prime.

It is a super-2 number, since 2×1055787829² = 2229375879729066482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055787823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527893914 + 527893915.

It is an arithmetic number, because the mean of its divisors is an integer number (527893915).

Almost surely, 2^1055787829 is an apocalyptic number.

It is an amenable number.

1055787829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055787829 is an equidigital number, since it uses as much as digits as its factorization.

1055787829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1411200, while the sum is 52.

The square root of 1055787829 is about 32492.8888989576. Note that the first 4 decimals coincide. The cubic root of 1055787829 is about 1018.2604686652.

The spelling of 1055787829 in words is "one billion, fifty-five million, seven hundred eighty-seven thousand, eight hundred twenty-nine".