20701627 has 2 divisors, whose sum is σ = 20701628. Its totient is φ = 20701626.

The previous prime is 20701609. The next prime is 20701649. The reversal of 20701627 is 72610702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20701627 - 2¹¹ = 20699579 is a prime.

It is a super-3 number, since 3×20701627³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (20701657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10350813 + 10350814.

It is an arithmetic number, because the mean of its divisors is an integer number (10350814).

Almost surely, 2^20701627 is an apocalyptic number.

20701627 is a deficient number, since it is larger than the sum of its proper divisors (1).

20701627 is an equidigital number, since it uses as much as digits as its factorization.

20701627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 20701627 is about 4549.9040649227. The cubic root of 20701627 is about 274.5795315461.

The spelling of 20701627 in words is "twenty million, seven hundred one thousand, six hundred twenty-seven".