2539408033 has 2 divisors, whose sum is σ = 2539408034. Its totient is φ = 2539408032.

The previous prime is 2539408019. The next prime is 2539408049. The reversal of 2539408033 is 3308049352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2159275024 + 380133009 = 46468^2 + 19497^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2539408033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2539407983 and 2539408001.

It is not a weakly prime, because it can be changed into another prime (2539408093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269704016 + 1269704017.

It is an arithmetic number, because the mean of its divisors is an integer number (1269704017).

Almost surely, 2^2539408033 is an apocalyptic number.

It is an amenable number.

2539408033 is a deficient number, since it is larger than the sum of its proper divisors (1).

2539408033 is an equidigital number, since it uses as much as digits as its factorization.

2539408033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 2539408033 is about 50392.5394577412. The cubic root of 2539408033 is about 1364.3029861077.

The spelling of 2539408033 in words is "two billion, five hundred thirty-nine million, four hundred eight thousand, thirty-three".