61413199 has 2 divisors, whose sum is σ = 61413200. Its totient is φ = 61413198.

The previous prime is 61413173. The next prime is 61413211. The reversal of 61413199 is 99131416.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61413199 - 2¹⁹ = 60888911 is a prime.

It is a super-2 number, since 2×61413199² = 7543162022827202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61413899) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30706599 + 30706600.

It is an arithmetic number, because the mean of its divisors is an integer number (30706600).

Almost surely, 2^61413199 is an apocalyptic number.

61413199 is a deficient number, since it is larger than the sum of its proper divisors (1).

61413199 is an equidigital number, since it uses as much as digits as its factorization.

61413199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 34.

The square root of 61413199 is about 7836.6573869221. The cubic root of 61413199 is about 394.5365477237.

The spelling of 61413199 in words is "sixty-one million, four hundred thirteen thousand, one hundred ninety-nine".