251480323 has 2 divisors, whose sum is σ = 251480324. Its totient is φ = 251480322.

The previous prime is 251480293. The next prime is 251480353. The reversal of 251480323 is 323084152.

It is a balanced prime because it is at equal distance from previous prime (251480293) and next prime (251480353).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-251480323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 251480291 and 251480300.

It is not a weakly prime, because it can be changed into another prime (251480353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125740161 + 125740162.

It is an arithmetic number, because the mean of its divisors is an integer number (125740162).

Almost surely, 2^251480323 is an apocalyptic number.

251480323 is a deficient number, since it is larger than the sum of its proper divisors (1).

251480323 is an equidigital number, since it uses as much as digits as its factorization.

251480323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 251480323 is about 15858.1311320092. The cubic root of 251480323 is about 631.2014722294.

The spelling of 251480323 in words is "two hundred fifty-one million, four hundred eighty thousand, three hundred twenty-three".