49159049 has 2 divisors, whose sum is σ = 49159050. Its totient is φ = 49159048.

The previous prime is 49159021. The next prime is 49159063. The reversal of 49159049 is 94095194.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43983424 + 5175625 = 6632^2 + 2275^2 .

It is a cyclic number.

It is not a de Polignac number, because 49159049 - 2⁸ = 49158793 is a prime.

It is a super-2 number, since 2×49159049² = 4833224197168802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49158997 and 49159015.

It is not a weakly prime, because it can be changed into another prime (49159549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24579524 + 24579525.

It is an arithmetic number, because the mean of its divisors is an integer number (24579525).

Almost surely, 2^49159049 is an apocalyptic number.

It is an amenable number.

49159049 is a deficient number, since it is larger than the sum of its proper divisors (1).

49159049 is an equidigital number, since it uses as much as digits as its factorization.

49159049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 49159049 is about 7011.3514389168. The cubic root of 49159049 is about 366.3260678276.

The spelling of 49159049 in words is "forty-nine million, one hundred fifty-nine thousand, forty-nine".