2541622507 has 2 divisors, whose sum is σ = 2541622508. Its totient is φ = 2541622506.

The previous prime is 2541622471. The next prime is 2541622583. The reversal of 2541622507 is 7052261452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2541622507 - 2³¹ = 394138859 is a prime.

It is not a weakly prime, because it can be changed into another prime (2541622007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270811253 + 1270811254.

It is an arithmetic number, because the mean of its divisors is an integer number (1270811254).

Almost surely, 2^2541622507 is an apocalyptic number.

2541622507 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541622507 is an equidigital number, since it uses as much as digits as its factorization.

2541622507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 2541622507 is about 50414.5069102138. The cubic root of 2541622507 is about 1364.6994480215.

Adding to 2541622507 its reverse (7052261452), we get a palindrome (9593883959).

The spelling of 2541622507 in words is "two billion, five hundred forty-one million, six hundred twenty-two thousand, five hundred seven".