33540841331 has 2 divisors, whose sum is σ = 33540841332. Its totient is φ = 33540841330.

The previous prime is 33540841261. The next prime is 33540841337. The reversal of 33540841331 is 13314804533.

It is a strong prime.

It is an emirp because it is prime and its reverse (13314804533) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33540841331 is a prime.

It is a super-2 number, since 2×33540841331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33540841291 and 33540841300.

It is not a weakly prime, because it can be changed into another prime (33540841337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16770420665 + 16770420666.

It is an arithmetic number, because the mean of its divisors is an integer number (16770420666).

Almost surely, 2^33540841331 is an apocalyptic number.

33540841331 is a deficient number, since it is larger than the sum of its proper divisors (1).

33540841331 is an equidigital number, since it uses as much as digits as its factorization.

33540841331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 33540841331 in words is "thirty-three billion, five hundred forty million, eight hundred forty-one thousand, three hundred thirty-one".