2153231350 has 12 divisors (see below), whose sum is σ = 4005010404. Its totient is φ = 861292520.

The previous prime is 2153231323. The next prime is 2153231357. The reversal of 2153231350 is 531323512.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153231357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21532264 + ... + 21532363.

It is an arithmetic number, because the mean of its divisors is an integer number (333750867).

Almost surely, 2^2153231350 is an apocalyptic number.

2153231350 is a deficient number, since it is larger than the sum of its proper divisors (1851779054).

2153231350 is a wasteful number, since it uses less digits than its factorization.

2153231350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43064639 (or 43064634 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 2153231350 is about 46402.9239380451. The cubic root of 2153231350 is about 1291.3091590996.

Adding to 2153231350 its reverse (531323512), we get a palindrome (2684554862).

The spelling of 2153231350 in words is "two billion, one hundred fifty-three million, two hundred thirty-one thousand, three hundred fifty".