373143949 has 2 divisors, whose sum is σ = 373143950. Its totient is φ = 373143948.

The previous prime is 373143943. The next prime is 373143959. The reversal of 373143949 is 949341373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367297225 + 5846724 = 19165^2 + 2418^2 .

It is a cyclic number.

It is not a de Polignac number, because 373143949 - 2⁵ = 373143917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373143943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186571974 + 186571975.

It is an arithmetic number, because the mean of its divisors is an integer number (186571975).

Almost surely, 2^373143949 is an apocalyptic number.

It is an amenable number.

373143949 is a deficient number, since it is larger than the sum of its proper divisors (1).

373143949 is an equidigital number, since it uses as much as digits as its factorization.

373143949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 43.

The square root of 373143949 is about 19316.9342546896. The cubic root of 373143949 is about 719.9330885607.

The spelling of 373143949 in words is "three hundred seventy-three million, one hundred forty-three thousand, nine hundred forty-nine".