2445312533 has 2 divisors, whose sum is σ = 2445312534. Its totient is φ = 2445312532.

The previous prime is 2445312461. The next prime is 2445312547. The reversal of 2445312533 is 3352135442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1430125489 + 1015187044 = 37817^2 + 31862^2 .

It is a cyclic number.

It is not a de Polignac number, because 2445312533 - 2¹⁶ = 2445246997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2445312533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2445312563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222656266 + 1222656267.

It is an arithmetic number, because the mean of its divisors is an integer number (1222656267).

Almost surely, 2^2445312533 is an apocalyptic number.

It is an amenable number.

2445312533 is a deficient number, since it is larger than the sum of its proper divisors (1).

2445312533 is an equidigital number, since it uses as much as digits as its factorization.

2445312533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 32.

The square root of 2445312533 is about 49450.1014458009. The cubic root of 2445312533 is about 1347.2394495565.

Adding to 2445312533 its reverse (3352135442), we get a palindrome (5797447975).

The spelling of 2445312533 in words is "two billion, four hundred forty-five million, three hundred twelve thousand, five hundred thirty-three".