2153550323 has 2 divisors, whose sum is σ = 2153550324. Its totient is φ = 2153550322.

The previous prime is 2153550263. The next prime is 2153550367. The reversal of 2153550323 is 3230553512.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2153550323 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2153550023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076775161 + 1076775162.

It is an arithmetic number, because the mean of its divisors is an integer number (1076775162).

Almost surely, 2^2153550323 is an apocalyptic number.

2153550323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153550323 is an equidigital number, since it uses as much as digits as its factorization.

2153550323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 2153550323 is about 46406.3608032347. The cubic root of 2153550323 is about 1291.3729194597.

The spelling of 2153550323 in words is "two billion, one hundred fifty-three million, five hundred fifty thousand, three hundred twenty-three".