4000361429 has 4 divisors (see below), whose sum is σ = 4060068384. Its totient is φ = 3940654476.

The previous prime is 4000361381. The next prime is 4000361447. The reversal of 4000361429 is 9241630004.

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 a cyclic number.

It is not a de Polignac number, because 4000361429 - 2⁸ = 4000361173 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000361329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29853377 + ... + 29853510.

It is an arithmetic number, because the mean of its divisors is an integer number (1015017096).

Almost surely, 2^4000361429 is an apocalyptic number.

It is an amenable number.

4000361429 is a deficient number, since it is larger than the sum of its proper divisors (59706955).

4000361429 is an equidigital number, since it uses as much as digits as its factorization.

4000361429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59706954.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 4000361429 is about 63248.4104859561. The cubic root of 4000361429 is about 1587.4488615928.

The spelling of 4000361429 in words is "four billion, three hundred sixty-one thousand, four hundred twenty-nine".