2153378303 has 2 divisors, whose sum is σ = 2153378304. Its totient is φ = 2153378302.

The previous prime is 2153378299. The next prime is 2153378347. The reversal of 2153378303 is 3038733512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2153378303 - 2² = 2153378299 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153378363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076689151 + 1076689152.

It is an arithmetic number, because the mean of its divisors is an integer number (1076689152).

Almost surely, 2^2153378303 is an apocalyptic number.

2153378303 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153378303 is an equidigital number, since it uses as much as digits as its factorization.

2153378303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 2153378303 is about 46404.5073565058. The cubic root of 2153378303 is about 1291.3385347072.

The spelling of 2153378303 in words is "two billion, one hundred fifty-three million, three hundred seventy-eight thousand, three hundred three".