227340153493 has 2 divisors, whose sum is σ = 227340153494. Its totient is φ = 227340153492.

The previous prime is 227340153479. The next prime is 227340153533. The reversal of 227340153493 is 394351043722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125934846129 + 101405307364 = 354873^2 + 318442^2 .

It is a cyclic number.

It is not a de Polignac number, because 227340153493 - 2¹³ = 227340145301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227340153433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113670076746 + 113670076747.

It is an arithmetic number, because the mean of its divisors is an integer number (113670076747).

Almost surely, 2^227340153493 is an apocalyptic number.

It is an amenable number.

227340153493 is a deficient number, since it is larger than the sum of its proper divisors (1).

227340153493 is an equidigital number, since it uses as much as digits as its factorization.

227340153493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 227340153493 in words is "two hundred twenty-seven billion, three hundred forty million, one hundred fifty-three thousand, four hundred ninety-three".