49143037 has 2 divisors, whose sum is σ = 49143038. Its totient is φ = 49143036.

The previous prime is 49142981. The next prime is 49143043. The reversal of 49143037 is 73034194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34351321 + 14791716 = 5861^2 + 3846^2 .

It is a cyclic number.

It is not a de Polignac number, because 49143037 - 2¹¹ = 49140989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49143077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24571518 + 24571519.

It is an arithmetic number, because the mean of its divisors is an integer number (24571519).

Almost surely, 2^49143037 is an apocalyptic number.

It is an amenable number.

49143037 is a deficient number, since it is larger than the sum of its proper divisors (1).

49143037 is an equidigital number, since it uses as much as digits as its factorization.

49143037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 49143037 is about 7010.2094833179. The cubic root of 49143037 is about 366.2862904785.

The spelling of 49143037 in words is "forty-nine million, one hundred forty-three thousand, thirty-seven".