34500021245 has 8 divisors (see below), whose sum is σ = 42827612760. Its totient is φ = 26648292160.

The previous prime is 34500021239. The next prime is 34500021251. The reversal of 34500021245 is 54212000543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34500021239) and next prime (34500021251).

It can be written as a sum of positive squares in 4 ways, for example, as 6706463449 + 27793557796 = 81893^2 + 166714^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34500021245 - 2³⁰ = 33426279421 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 118965446 + ... + 118965735.

It is an arithmetic number, because the mean of its divisors is an integer number (5353451595).

Almost surely, 2^34500021245 is an apocalyptic number.

It is an amenable number.

34500021245 is a deficient number, since it is larger than the sum of its proper divisors (8327591515).

34500021245 is a wasteful number, since it uses less digits than its factorization.

34500021245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237931215.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 34500021245 its reverse (54212000543), we get a palindrome (88712021788).

The spelling of 34500021245 in words is "thirty-four billion, five hundred million, twenty-one thousand, two hundred forty-five".