214748551 has 2 divisors, whose sum is σ = 214748552. Its totient is φ = 214748550.

The previous prime is 214748543. The next prime is 214748557. The reversal of 214748551 is 155847412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214748551 - 2³ = 214748543 is a prime.

It is a super-2 number, since 2×214748551² = 92233880313199202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 214748551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214748557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107374275 + 107374276.

It is an arithmetic number, because the mean of its divisors is an integer number (107374276).

Almost surely, 2^214748551 is an apocalyptic number.

214748551 is a deficient number, since it is larger than the sum of its proper divisors (1).

214748551 is an equidigital number, since it uses as much as digits as its factorization.

214748551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44800, while the sum is 37.

The square root of 214748551 is about 14654.3014504274. The cubic root of 214748551 is about 598.8390058626.

The spelling of 214748551 in words is "two hundred fourteen million, seven hundred forty-eight thousand, five hundred fifty-one".