2153603623 has 2 divisors, whose sum is σ = 2153603624. Its totient is φ = 2153603622.

The previous prime is 2153603609. The next prime is 2153603629. The reversal of 2153603623 is 3263063512.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2153603623 - 2²¹ = 2151506471 is a prime.

It is a super-2 number, since 2×2153603623² = 9276017129997452258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153603629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076801811 + 1076801812.

It is an arithmetic number, because the mean of its divisors is an integer number (1076801812).

Almost surely, 2^2153603623 is an apocalyptic number.

2153603623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153603623 is an equidigital number, since it uses as much as digits as its factorization.

2153603623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 2153603623 is about 46406.9350744046. The cubic root of 2153603623 is about 1291.3835731244.

The spelling of 2153603623 in words is "two billion, one hundred fifty-three million, six hundred three thousand, six hundred twenty-three".