2133601429 has 4 divisors (see below), whose sum is σ = 2134564300. Its totient is φ = 2132638560.

The previous prime is 2133601387. The next prime is 2133601471. The reversal of 2133601429 is 9241063312.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2133601387) and next prime (2133601471).

It can be written as a sum of positive squares in 2 ways, for example, as 956974225 + 1176627204 = 30935^2 + 34302^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133601429 - 2¹³ = 2133593237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2133601429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133601529) 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, 478104 + ... + 482545.

It is an arithmetic number, because the mean of its divisors is an integer number (533641075).

Almost surely, 2^2133601429 is an apocalyptic number.

It is an amenable number.

2133601429 is a deficient number, since it is larger than the sum of its proper divisors (962871).

2133601429 is an equidigital number, since it uses as much as digits as its factorization.

2133601429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962870.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2133601429 is about 46190.9236647201. The cubic root of 2133601429 is about 1287.3731029488.

The spelling of 2133601429 in words is "two billion, one hundred thirty-three million, six hundred one thousand, four hundred twenty-nine".