372109849 has 2 divisors, whose sum is σ = 372109850. Its totient is φ = 372109848.

The previous prime is 372109819. The next prime is 372109867. The reversal of 372109849 is 948901273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 256160025 + 115949824 = 16005^2 + 10768^2 .

It is a cyclic number.

It is not a de Polignac number, because 372109849 - 2⁷ = 372109721 is a prime.

It is not a weakly prime, because it can be changed into another prime (372109819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186054924 + 186054925.

It is an arithmetic number, because the mean of its divisors is an integer number (186054925).

Almost surely, 2^372109849 is an apocalyptic number.

It is an amenable number.

372109849 is a deficient number, since it is larger than the sum of its proper divisors (1).

372109849 is an equidigital number, since it uses as much as digits as its factorization.

372109849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 372109849 is about 19290.1490144581. The cubic root of 372109849 is about 719.2674190944.

The spelling of 372109849 in words is "three hundred seventy-two million, one hundred nine thousand, eight hundred forty-nine".