2261067499 has 2 divisors, whose sum is σ = 2261067500. Its totient is φ = 2261067498.

The previous prime is 2261067461. The next prime is 2261067533. The reversal of 2261067499 is 9947601622.

2261067499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2261067499 - 2¹⁷ = 2260936427 is a prime.

It is a super-2 number, since 2×2261067499² = 10224852470068230002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2261067449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130533749 + 1130533750.

It is an arithmetic number, because the mean of its divisors is an integer number (1130533750).

Almost surely, 2^2261067499 is an apocalyptic number.

2261067499 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261067499 is an equidigital number, since it uses as much as digits as its factorization.

2261067499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 2261067499 is about 47550.6834756347. The cubic root of 2261067499 is about 1312.5157063457.

It can be divided in two parts, 22610 and 67499, that added together give a palindrome (90109).

The spelling of 2261067499 in words is "two billion, two hundred sixty-one million, sixty-seven thousand, four hundred ninety-nine".