2151545033 has 16 divisors (see below), whose sum is σ = 2405078016. Its totient is φ = 1907796240.

The previous prime is 2151545029. The next prime is 2151545063. The reversal of 2151545033 is 3305451512.

It is a cyclic number.

It is not a de Polignac number, because 2151545033 - 2² = 2151545029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2151544987 and 2151545005.

It is not an unprimeable number, because it can be changed into a prime (2151545063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386516 + ... + 392042.

It is an arithmetic number, because the mean of its divisors is an integer number (150317376).

Almost surely, 2^2151545033 is an apocalyptic number.

It is an amenable number.

2151545033 is a deficient number, since it is larger than the sum of its proper divisors (253532983).

2151545033 is a wasteful number, since it uses less digits than its factorization.

2151545033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6404.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 2151545033 is about 46384.7500047160. The cubic root of 2151545033 is about 1290.9719720325.

Adding to 2151545033 its reverse (3305451512), we get a palindrome (5456996545).

The spelling of 2151545033 in words is "two billion, one hundred fifty-one million, five hundred forty-five thousand, thirty-three".