1011429589 has 2 divisors, whose sum is σ = 1011429590. Its totient is φ = 1011429588.

The previous prime is 1011429539. The next prime is 1011429619. The reversal of 1011429589 is 9859241101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 602702500 + 408727089 = 24550^2 + 20217^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011429589 - 2¹¹ = 1011427541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011429539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505714794 + 505714795.

It is an arithmetic number, because the mean of its divisors is an integer number (505714795).

Almost surely, 2^1011429589 is an apocalyptic number.

It is an amenable number.

1011429589 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011429589 is an equidigital number, since it uses as much as digits as its factorization.

1011429589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 40.

The square root of 1011429589 is about 31802.9808194138. The cubic root of 1011429589 is about 1003.7954394148.

The spelling of 1011429589 in words is "one billion, eleven million, four hundred twenty-nine thousand, five hundred eighty-nine".