49158443 has 2 divisors, whose sum is σ = 49158444. Its totient is φ = 49158442.

The previous prime is 49158409. The next prime is 49158463. The reversal of 49158443 is 34485194.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49158443 - 2⁶ = 49158379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49158397 and 49158406.

It is not a weakly prime, because it can be changed into another prime (49158463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24579221 + 24579222.

It is an arithmetic number, because the mean of its divisors is an integer number (24579222).

Almost surely, 2^49158443 is an apocalyptic number.

49158443 is a deficient number, since it is larger than the sum of its proper divisors (1).

49158443 is an equidigital number, since it uses as much as digits as its factorization.

49158443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

The square root of 49158443 is about 7011.3082231492. The cubic root of 49158443 is about 366.3245625468.

The spelling of 49158443 in words is "forty-nine million, one hundred fifty-eight thousand, four hundred forty-three".