345087763 has 4 divisors (see below), whose sum is σ = 345165408. Its totient is φ = 345010120.

The previous prime is 345087749. The next prime is 345087767. The reversal of 345087763 is 367780543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345087763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345087767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31723 + ... + 41188.

It is an arithmetic number, because the mean of its divisors is an integer number (86291352).

Almost surely, 2^345087763 is an apocalyptic number.

345087763 is a deficient number, since it is larger than the sum of its proper divisors (77645).

345087763 is an equidigital number, since it uses as much as digits as its factorization.

345087763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77644.

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 345087763 is about 18576.5379713229. The cubic root of 345087763 is about 701.4173750702.

The spelling of 345087763 in words is "three hundred forty-five million, eighty-seven thousand, seven hundred sixty-three".