3455121607 has 4 divisors (see below), whose sum is σ = 3948710416. Its totient is φ = 2961532800.

The previous prime is 3455121589. The next prime is 3455121611. The reversal of 3455121607 is 7061215543.

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-3455121607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455121407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246794394 + ... + 246794407.

It is an arithmetic number, because the mean of its divisors is an integer number (987177604).

Almost surely, 2^3455121607 is an apocalyptic number.

3455121607 is a deficient number, since it is larger than the sum of its proper divisors (493588809).

3455121607 is an equidigital number, since it uses as much as digits as its factorization.

3455121607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493588808.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 3455121607 is about 58780.2824678480. The cubic root of 3455121607 is about 1511.7771580676. Note that the first 3 decimals are identical.

The spelling of 3455121607 in words is "three billion, four hundred fifty-five million, one hundred twenty-one thousand, six hundred seven".