61135099 has 2 divisors, whose sum is σ = 61135100. Its totient is φ = 61135098.

The previous prime is 61135097. The next prime is 61135159. The reversal of 61135099 is 99053116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61135099 - 2¹ = 61135097 is a prime.

Together with 61135097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (61135093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30567549 + 30567550.

It is an arithmetic number, because the mean of its divisors is an integer number (30567550).

Almost surely, 2^61135099 is an apocalyptic number.

61135099 is a deficient number, since it is larger than the sum of its proper divisors (1).

61135099 is an equidigital number, since it uses as much as digits as its factorization.

61135099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 61135099 is about 7818.8937197023. The cubic root of 61135099 is about 393.9401143232.

The spelling of 61135099 in words is "sixty-one million, one hundred thirty-five thousand, ninety-nine".