2146020355 has 16 divisors (see below), whose sum is σ = 2602355040. Its totient is φ = 1698767872.

The previous prime is 2146020301. The next prime is 2146020367. The reversal of 2146020355 is 5530206412.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2146020355 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591507 + ... + 595123.

It is an arithmetic number, because the mean of its divisors is an integer number (162647190).

Almost surely, 2^2146020355 is an apocalyptic number.

2146020355 is a deficient number, since it is larger than the sum of its proper divisors (456334685).

2146020355 is a wasteful number, since it uses less digits than its factorization.

2146020355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4838.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2146020355 is about 46325.1589851562. The cubic root of 2146020355 is about 1289.8660508314.

Adding to 2146020355 its reverse (5530206412), we get a palindrome (7676226767).

The spelling of 2146020355 in words is "two billion, one hundred forty-six million, twenty thousand, three hundred fifty-five".