2043355155 has 32 divisors (see below), whose sum is σ = 3376446528. Its totient is φ = 1054425600.

The previous prime is 2043355151. The next prime is 2043355159. The reversal of 2043355155 is 5515533402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2043355151) and next prime (2043355159).

It is not a de Polignac number, because 2043355155 - 2² = 2043355151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2043355151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90285 + ... + 110625.

It is an arithmetic number, because the mean of its divisors is an integer number (105513954).

Almost surely, 2^2043355155 is an apocalyptic number.

2043355155 is a deficient number, since it is larger than the sum of its proper divisors (1333091373).

2043355155 is a wasteful number, since it uses less digits than its factorization.

2043355155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20567.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 2043355155 is about 45203.4860934420. The cubic root of 2043355155 is about 1268.9600586301.

Adding to 2043355155 its reverse (5515533402), we get a palindrome (7558888557).

The spelling of 2043355155 in words is "two billion, forty-three million, three hundred fifty-five thousand, one hundred fifty-five".