2451478223 has 2 divisors, whose sum is σ = 2451478224. Its totient is φ = 2451478222.

The previous prime is 2451478193. The next prime is 2451478241. The reversal of 2451478223 is 3228741542.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2451478223 - 2¹⁶ = 2451412687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2451478283) 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, 1225739111 + 1225739112.

It is an arithmetic number, because the mean of its divisors is an integer number (1225739112).

Almost surely, 2^2451478223 is an apocalyptic number.

2451478223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2451478223 is an equidigital number, since it uses as much as digits as its factorization.

2451478223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107520, while the sum is 38.

The square root of 2451478223 is about 49512.4047386107. The cubic root of 2451478223 is about 1348.3708235482.

The spelling of 2451478223 in words is "two billion, four hundred fifty-one million, four hundred seventy-eight thousand, two hundred twenty-three".