49513379 has 2 divisors, whose sum is σ = 49513380. Its totient is φ = 49513378.

The previous prime is 49513361. The next prime is 49513381. The reversal of 49513379 is 97331594.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49513379 is a prime.

Together with 49513381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49513309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24756689 + 24756690.

It is an arithmetic number, because the mean of its divisors is an integer number (24756690).

Almost surely, 2^49513379 is an apocalyptic number.

49513379 is a deficient number, since it is larger than the sum of its proper divisors (1).

49513379 is an equidigital number, since it uses as much as digits as its factorization.

49513379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 41.

The square root of 49513379 is about 7036.5743796254. The cubic root of 49513379 is about 367.2041001302.

The spelling of 49513379 in words is "forty-nine million, five hundred thirteen thousand, three hundred seventy-nine".