2102652399 has 32 divisors (see below), whose sum is σ = 2910504960. Its totient is φ = 1349383392.

The previous prime is 2102652397. The next prime is 2102652421. The reversal of 2102652399 is 9932562012.

It is not a de Polignac number, because 2102652399 - 2¹ = 2102652397 is a prime.

It is a super-2 number, since 2×2102652399² = 8842294222040910402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102652397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4789422 + ... + 4789860.

It is an arithmetic number, because the mean of its divisors is an integer number (90953280).

Almost surely, 2^2102652399 is an apocalyptic number.

2102652399 is a deficient number, since it is larger than the sum of its proper divisors (807852561).

2102652399 is a wasteful number, since it uses less digits than its factorization.

2102652399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 2102652399 is about 45854.6878628565. The cubic root of 2102652399 is about 1281.1180821104.

The spelling of 2102652399 in words is "two billion, one hundred two million, six hundred fifty-two thousand, three hundred ninety-nine".