49912099 has 2 divisors, whose sum is σ = 49912100. Its totient is φ = 49912098.

The previous prime is 49912097. The next prime is 49912127. The reversal of 49912099 is 99021994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49912099 - 2¹ = 49912097 is a prime.

Together with 49912097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (49912097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24956049 + 24956050.

It is an arithmetic number, because the mean of its divisors is an integer number (24956050).

Almost surely, 2^49912099 is an apocalyptic number.

49912099 is a deficient number, since it is larger than the sum of its proper divisors (1).

49912099 is an equidigital number, since it uses as much as digits as its factorization.

49912099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 49912099 is about 7064.8495383837. The cubic root of 49912099 is about 368.1871365274.

The spelling of 49912099 in words is "forty-nine million, nine hundred twelve thousand, ninety-nine".