2152303454 has 8 divisors (see below), whose sum is σ = 3689663088. Its totient is φ = 922415760.

The previous prime is 2152303379. The next prime is 2152303459. The reversal of 2152303454 is 4543032512.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152303459) 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 in 3 ways as a sum of consecutive naturals, for example, 76867967 + ... + 76867994.

It is an arithmetic number, because the mean of its divisors is an integer number (461207886).

Almost surely, 2^2152303454 is an apocalyptic number.

2152303454 is a deficient number, since it is larger than the sum of its proper divisors (1537359634).

2152303454 is a wasteful number, since it uses less digits than its factorization.

2152303454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153735970.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 2152303454 is about 46392.9246114103. The cubic root of 2152303454 is about 1291.1236436944.

Adding to 2152303454 its reverse (4543032512), we get a palindrome (6695335966).

The spelling of 2152303454 in words is "two billion, one hundred fifty-two million, three hundred three thousand, four hundred fifty-four".