49143049 has 2 divisors, whose sum is σ = 49143050. Its totient is φ = 49143048.

The previous prime is 49143043. The next prime is 49143077. The reversal of 49143049 is 94034194.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33143049 + 16000000 = 5757^2 + 4000^2 .

It is a cyclic number.

It is not a de Polignac number, because 49143049 - 2⁷ = 49142921 is a prime.

It is not a weakly prime, because it can be changed into another prime (49143043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24571524 + 24571525.

It is an arithmetic number, because the mean of its divisors is an integer number (24571525).

Almost surely, 2^49143049 is an apocalyptic number.

It is an amenable number.

49143049 is a deficient number, since it is larger than the sum of its proper divisors (1).

49143049 is an equidigital number, since it uses as much as digits as its factorization.

49143049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 49143049 is about 7010.2103392124. The cubic root of 49143049 is about 366.2863202923.

The spelling of 49143049 in words is "forty-nine million, one hundred forty-three thousand, forty-nine".