207372149 has 2 divisors, whose sum is σ = 207372150. Its totient is φ = 207372148.

The previous prime is 207372107. The next prime is 207372157. The reversal of 207372149 is 941273702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128482225 + 78889924 = 11335^2 + 8882^2 .

It is a cyclic number.

It is not a de Polignac number, because 207372149 - 2²⁴ = 190594933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (207392149) 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, 103686074 + 103686075.

It is an arithmetic number, because the mean of its divisors is an integer number (103686075).

Almost surely, 2^207372149 is an apocalyptic number.

It is an amenable number.

207372149 is a deficient number, since it is larger than the sum of its proper divisors (1).

207372149 is an equidigital number, since it uses as much as digits as its factorization.

207372149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 207372149 is about 14400.4218340992. The cubic root of 207372149 is about 591.9024570312.

The spelling of 207372149 in words is "two hundred seven million, three hundred seventy-two thousand, one hundred forty-nine".