2153948038 has 16 divisors (see below), whose sum is σ = 3610610640. Its totient is φ = 955187200.

The previous prime is 2153948029. The next prime is 2153948047. The reversal of 2153948038 is 8308493512.

It is an interprime number because it is at equal distance from previous prime (2153948029) and next prime (2153948047).

It is a junction number, because it is equal to n+sod(n) for n = 2153947985 and 2153948003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1193083 + ... + 1194886.

It is an arithmetic number, because the mean of its divisors is an integer number (225663165).

Almost surely, 2^2153948038 is an apocalyptic number.

2153948038 is a deficient number, since it is larger than the sum of its proper divisors (1456662602).

2153948038 is a wasteful number, since it uses less digits than its factorization.

2153948038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2388023.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 2153948038 is about 46410.6457399593. The cubic root of 2153948038 is about 1291.4524109490.

The spelling of 2153948038 in words is "two billion, one hundred fifty-three million, nine hundred forty-eight thousand, thirty-eight".