2145455355 has 8 divisors (see below), whose sum is σ = 3432728592. Its totient is φ = 1144242848.

The previous prime is 2145455329. The next prime is 2145455371. The reversal of 2145455355 is 5535545412.

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

It is a cyclic number.

It is not a de Polignac number, because 2145455355 - 2¹¹ = 2145453307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71515164 + ... + 71515193.

It is an arithmetic number, because the mean of its divisors is an integer number (429091074).

Almost surely, 2^2145455355 is an apocalyptic number.

2145455355 is a deficient number, since it is larger than the sum of its proper divisors (1287273237).

2145455355 is a wasteful number, since it uses less digits than its factorization.

2145455355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143030365.

The product of its digits is 300000, while the sum is 39.

The square root of 2145455355 is about 46319.0603855475. The cubic root of 2145455355 is about 1289.7528431004.

The spelling of 2145455355 in words is "two billion, one hundred forty-five million, four hundred fifty-five thousand, three hundred fifty-five".