2520126667 has 2 divisors, whose sum is σ = 2520126668. Its totient is φ = 2520126666.

The previous prime is 2520126641. The next prime is 2520126683. The reversal of 2520126667 is 7666210252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2520126667 is a prime.

It is not a weakly prime, because it can be changed into another prime (2520126967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260063333 + 1260063334.

It is an arithmetic number, because the mean of its divisors is an integer number (1260063334).

Almost surely, 2^2520126667 is an apocalyptic number.

2520126667 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520126667 is an equidigital number, since it uses as much as digits as its factorization.

2520126667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 2520126667 is about 50200.8632097099. The cubic root of 2520126667 is about 1360.8412231773.

The spelling of 2520126667 in words is "two billion, five hundred twenty million, one hundred twenty-six thousand, six hundred sixty-seven".