2154342352 has 10 divisors (see below), whose sum is σ = 4174038338. Its totient is φ = 1077171168.

The previous prime is 2154342317. The next prime is 2154342373. The reversal of 2154342352 is 2532434512.

It can be written as a sum of positive squares in only one way, i.e., 2023560256 + 130782096 = 44984^2 + 11436^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67323183 + ... + 67323214.

Almost surely, 2^2154342352 is an apocalyptic number.

It is an amenable number.

2154342352 is a deficient number, since it is larger than the sum of its proper divisors (2019695986).

2154342352 is a wasteful number, since it uses less digits than its factorization.

2154342352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134646405 (or 134646399 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 2154342352 is about 46414.8936441742. The cubic root of 2154342352 is about 1291.5312130193.

Adding to 2154342352 its reverse (2532434512), we get a palindrome (4686776864).

The spelling of 2154342352 in words is "two billion, one hundred fifty-four million, three hundred forty-two thousand, three hundred fifty-two".