4133115021 has 32 divisors (see below), whose sum is σ = 6883688448. Its totient is φ = 2151141120.

The previous prime is 4133114981. The next prime is 4133115097. The reversal of 4133115021 is 1205113314.

It is not a de Polignac number, because 4133115021 - 2⁶ = 4133114957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4133110021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175665 + ... + 197798.

It is an arithmetic number, because the mean of its divisors is an integer number (215115264).

Almost surely, 2^4133115021 is an apocalyptic number.

It is an amenable number.

4133115021 is a deficient number, since it is larger than the sum of its proper divisors (2750573427).

4133115021 is a wasteful number, since it uses less digits than its factorization.

4133115021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373521.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 4133115021 is about 64289.3072057866. The cubic root of 4133115021 is about 1604.8181612881.

Adding to 4133115021 its reverse (1205113314), we get a palindrome (5338228335).

The spelling of 4133115021 in words is "four billion, one hundred thirty-three million, one hundred fifteen thousand, twenty-one".