49311907 has 2 divisors, whose sum is σ = 49311908. Its totient is φ = 49311906.

The previous prime is 49311893. The next prime is 49311949. The reversal of 49311907 is 70911394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49311907 - 2¹¹ = 49309859 is a prime.

It is not a weakly prime, because it can be changed into another prime (49311967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24655953 + 24655954.

It is an arithmetic number, because the mean of its divisors is an integer number (24655954).

Almost surely, 2^49311907 is an apocalyptic number.

49311907 is a deficient number, since it is larger than the sum of its proper divisors (1).

49311907 is an equidigital number, since it uses as much as digits as its factorization.

49311907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 49311907 is about 7022.2437297491. The cubic root of 49311907 is about 366.7053668059.

The spelling of 49311907 in words is "forty-nine million, three hundred eleven thousand, nine hundred seven".