213377707 has 2 divisors, whose sum is σ = 213377708. Its totient is φ = 213377706.

The previous prime is 213377701. The next prime is 213377711. The reversal of 213377707 is 707773312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213377707 - 2³ = 213377699 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (213377701) 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, 106688853 + 106688854.

It is an arithmetic number, because the mean of its divisors is an integer number (106688854).

Almost surely, 2^213377707 is an apocalyptic number.

213377707 is a deficient number, since it is larger than the sum of its proper divisors (1).

213377707 is an equidigital number, since it uses as much as digits as its factorization.

213377707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43218, while the sum is 37.

The square root of 213377707 is about 14607.4538164596. The cubic root of 213377707 is about 597.5620584107.

The spelling of 213377707 in words is "two hundred thirteen million, three hundred seventy-seven thousand, seven hundred seven".