345552479 has 2 divisors, whose sum is σ = 345552480. Its totient is φ = 345552478.

The previous prime is 345552463. The next prime is 345552491. The reversal of 345552479 is 974255543.

It is a strong prime.

It is an emirp because it is prime and its reverse (974255543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345552479 - 2⁴ = 345552463 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345552409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172776239 + 172776240.

It is an arithmetic number, because the mean of its divisors is an integer number (172776240).

Almost surely, 2^345552479 is an apocalyptic number.

345552479 is a deficient number, since it is larger than the sum of its proper divisors (1).

345552479 is an equidigital number, since it uses as much as digits as its factorization.

345552479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756000, while the sum is 44.

The square root of 345552479 is about 18589.0419064566. The cubic root of 345552479 is about 701.7320908247.

The spelling of 345552479 in words is "three hundred forty-five million, five hundred fifty-two thousand, four hundred seventy-nine".