2368994521 has 2 divisors, whose sum is σ = 2368994522. Its totient is φ = 2368994520.

The previous prime is 2368994513. The next prime is 2368994531. The reversal of 2368994521 is 1254998632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2356034521 + 12960000 = 48539^2 + 3600^2 .

It is a cyclic number.

It is not a de Polignac number, because 2368994521 - 2³ = 2368994513 is a prime.

It is a super-2 number, since 2×2368994521² = 11224270081056038882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2368994501) 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, 1184497260 + 1184497261.

It is an arithmetic number, because the mean of its divisors is an integer number (1184497261).

Almost surely, 2^2368994521 is an apocalyptic number.

It is an amenable number.

2368994521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2368994521 is an equidigital number, since it uses as much as digits as its factorization.

2368994521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 49.

The square root of 2368994521 is about 48672.3178100242. The cubic root of 2368994521 is about 1333.0753116482.

The spelling of 2368994521 in words is "two billion, three hundred sixty-eight million, nine hundred ninety-four thousand, five hundred twenty-one".