11432899429 has 4 divisors (see below), whose sum is σ = 13066170784. Its totient is φ = 9799628076.

The previous prime is 11432899427. The next prime is 11432899447. The reversal of 11432899429 is 92499823411.

11432899429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11432899429 - 2¹ = 11432899427 is a prime.

It is a super-2 number, since 2×11432899429² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432899427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816635667 + ... + 816635680.

It is an arithmetic number, because the mean of its divisors is an integer number (3266542696).

Almost surely, 2^11432899429 is an apocalyptic number.

It is an amenable number.

11432899429 is a deficient number, since it is larger than the sum of its proper divisors (1633271355).

11432899429 is an equidigital number, since it uses as much as digits as its factorization.

11432899429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633271354.

The product of its digits is 1119744, while the sum is 52.

The spelling of 11432899429 in words is "eleven billion, four hundred thirty-two million, eight hundred ninety-nine thousand, four hundred twenty-nine".