49105723 has 2 divisors, whose sum is σ = 49105724. Its totient is φ = 49105722.

The previous prime is 49105711. The next prime is 49105733. The reversal of 49105723 is 32750194.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49105723 is a prime.

It is a super-2 number, since 2×49105723² = 4822744062705458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49105703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24552861 + 24552862.

It is an arithmetic number, because the mean of its divisors is an integer number (24552862).

Almost surely, 2^49105723 is an apocalyptic number.

49105723 is a deficient number, since it is larger than the sum of its proper divisors (1).

49105723 is an equidigital number, since it uses as much as digits as its factorization.

49105723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 49105723 is about 7007.5475738663. The cubic root of 49105723 is about 366.1935607099.

The spelling of 49105723 in words is "forty-nine million, one hundred five thousand, seven hundred twenty-three".