213514663 has 2 divisors, whose sum is σ = 213514664. Its totient is φ = 213514662.

The previous prime is 213514607. The next prime is 213514739. The reversal of 213514663 is 366415312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213514663 - 2¹³ = 213506471 is a prime.

It is a super-2 number, since 2×213514663² = 91177022632007138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213514603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106757331 + 106757332.

It is an arithmetic number, because the mean of its divisors is an integer number (106757332).

Almost surely, 2^213514663 is an apocalyptic number.

213514663 is a deficient number, since it is larger than the sum of its proper divisors (1).

213514663 is an equidigital number, since it uses as much as digits as its factorization.

213514663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 213514663 is about 14612.1409451182. The cubic root of 213514663 is about 597.6898790206.

Adding to 213514663 its reverse (366415312), we get a palindrome (579929975).

The spelling of 213514663 in words is "two hundred thirteen million, five hundred fourteen thousand, six hundred sixty-three".