2115203029 has 2 divisors, whose sum is σ = 2115203030. Its totient is φ = 2115203028.

The previous prime is 2115203009. The next prime is 2115203033. The reversal of 2115203029 is 9203025112.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1466736804 + 648466225 = 38298^2 + 25465^2 .

It is a cyclic number.

It is not a de Polignac number, because 2115203029 - 2¹¹ = 2115200981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2115202994 and 2115203012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2115203009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057601514 + 1057601515.

It is an arithmetic number, because the mean of its divisors is an integer number (1057601515).

Almost surely, 2^2115203029 is an apocalyptic number.

It is an amenable number.

2115203029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115203029 is an equidigital number, since it uses as much as digits as its factorization.

2115203029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2115203029 is about 45991.3364559022. The cubic root of 2115203029 is about 1283.6620044817.

The spelling of 2115203029 in words is "two billion, one hundred fifteen million, two hundred three thousand, twenty-nine".