49210123 has 2 divisors, whose sum is σ = 49210124. Its totient is φ = 49210122.

The previous prime is 49210067. The next prime is 49210159. The reversal of 49210123 is 32101294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49210123 - 2¹³ = 49201931 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 49210094 and 49210103.

It is not a weakly prime, because it can be changed into another prime (49210523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24605061 + 24605062.

It is an arithmetic number, because the mean of its divisors is an integer number (24605062).

Almost surely, 2^49210123 is an apocalyptic number.

49210123 is a deficient number, since it is larger than the sum of its proper divisors (1).

49210123 is an equidigital number, since it uses as much as digits as its factorization.

49210123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 49210123 is about 7014.9927298608. The cubic root of 49210123 is about 366.4528892517.

The spelling of 49210123 in words is "forty-nine million, two hundred ten thousand, one hundred twenty-three".