2399529029 has 2 divisors, whose sum is σ = 2399529030. Its totient is φ = 2399529028.

The previous prime is 2399529007. The next prime is 2399529037. The reversal of 2399529029 is 9209259932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2219352100 + 180176929 = 47110^2 + 13423^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2399529029 is a prime.

It is a super-2 number, since 2×2399529029² = 11515479122027365682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2399529079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1199764514 + 1199764515.

It is an arithmetic number, because the mean of its divisors is an integer number (1199764515).

Almost surely, 2^2399529029 is an apocalyptic number.

It is an amenable number.

2399529029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2399529029 is an equidigital number, since it uses as much as digits as its factorization.

2399529029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787320, while the sum is 50.

The square root of 2399529029 is about 48984.9877921798. The cubic root of 2399529029 is about 1338.7783156833.

The spelling of 2399529029 in words is "two billion, three hundred ninety-nine million, five hundred twenty-nine thousand, twenty-nine".