1040134429 has 2 divisors, whose sum is σ = 1040134430. Its totient is φ = 1040134428.

The previous prime is 1040134411. The next prime is 1040134463. The reversal of 1040134429 is 9244310401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1014104025 + 26030404 = 31845^2 + 5102^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040134429 - 2²³ = 1031745821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040134397 and 1040134406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040134489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520067214 + 520067215.

It is an arithmetic number, because the mean of its divisors is an integer number (520067215).

Almost surely, 2^1040134429 is an apocalyptic number.

It is an amenable number.

1040134429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040134429 is an equidigital number, since it uses as much as digits as its factorization.

1040134429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1040134429 is about 32251.1151590143. The cubic root of 1040134429 is about 1013.2030551464.

The spelling of 1040134429 in words is "one billion, forty million, one hundred thirty-four thousand, four hundred twenty-nine".