407202149 has 2 divisors, whose sum is σ = 407202150. Its totient is φ = 407202148.

The previous prime is 407202121. The next prime is 407202163. The reversal of 407202149 is 941202704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249071524 + 158130625 = 15782^2 + 12575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407202149 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 (407202109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203601074 + 203601075.

It is an arithmetic number, because the mean of its divisors is an integer number (203601075).

Almost surely, 2^407202149 is an apocalyptic number.

It is an amenable number.

407202149 is a deficient number, since it is larger than the sum of its proper divisors (1).

407202149 is an equidigital number, since it uses as much as digits as its factorization.

407202149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 407202149 is about 20179.2504568430. The cubic root of 407202149 is about 741.2021785031.

The spelling of 407202149 in words is "four hundred seven million, two hundred two thousand, one hundred forty-nine".