561062199 has 4 divisors (see below), whose sum is σ = 748082936. Its totient is φ = 374041464.

The previous prime is 561062197. The next prime is 561062261. The reversal of 561062199 is 991260165.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 561062199 - 2¹ = 561062197 is a prime.

It is a super-2 number, since 2×561062199² = 629581582293431202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561062197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93510364 + ... + 93510369.

It is an arithmetic number, because the mean of its divisors is an integer number (187020734).

Almost surely, 2^561062199 is an apocalyptic number.

561062199 is a deficient number, since it is larger than the sum of its proper divisors (187020737).

561062199 is a wasteful number, since it uses less digits than its factorization.

561062199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187020736.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 561062199 is about 23686.7515501810. The cubic root of 561062199 is about 824.7778766562. Note that the first 3 decimals are identical.

The spelling of 561062199 in words is "five hundred sixty-one million, sixty-two thousand, one hundred ninety-nine".